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what every christian should know

What Every Christian Should Know

Have you ever wondered what it truly means to be a Christian? What are the fundamental beliefs and teachings that form the bedrock of our faith? Whether you are a seasoned Christian or just beginning your spiritual journey, understanding the essentials of Christianity is crucial for a deepened relationship with God and a solid foundation for your beliefs.

Join us as we explore the core principles and teachings that every Christian should know. From the foundations of faith to the uniqueness of Israel in God’s plan, we will journey together to uncover the essential knowledge that will inspire and guide you on your spiritual path.

Key Takeaways:

  • Discover the fundamental principles of Christianity that shape our faith.
  • Learn how to build a personal relationship with God and deepen your spirituality.
  • Understand the importance of holding onto truth in a rapidly changing world.
  • Explore key teachings that strengthen fellow believers and foster Christian community.
  • Gain foundational knowledge that will anchor your faith and promote personal growth.

Understanding the Foundations of Faith

Christianity is built upon a set of core beliefs and principles that form the foundation of our faith. These teachings provide a solid framework for our spiritual journey and guide us in living out our Christian walk.

One of the important Christian teachings is the authority of God’s Word. The Bible is considered the inspired and infallible Word of God, containing His instructions and guidance for our lives. By studying and adhering to its teachings, we align ourselves with God’s will and experience the transformative power of His Word.

The concept of the Trinity is another fundamental Christian principle. Christians believe in the triune nature of God, understanding that He exists as three distinct persons: the Father, the Son (Jesus Christ), and the Holy Spirit. This belief in the Trinity reflects the complexity and unity of God, as well as His desire for an intimate relationship with His creation.

The existence of angels and demons is another aspect of Christian belief. Angels are heavenly beings created by God to serve and worship Him, while demons are fallen angels who rebelled against God. Understanding the spiritual realm and the influence of these supernatural beings helps Christians navigate the spiritual battles we face in our daily lives.

Recognizing the reality of sin is crucial to understanding our need for salvation. Sin separates us from a holy and perfect God, and it has consequences both in this life and the afterlife. Acknowledging our sinful nature and seeking forgiveness through Jesus Christ is the first step towards restoration and reconciliation with God.

Central to the Christian faith is the belief in salvation. Christians understand that salvation is a gift from God, made possible through the sacrificial death and resurrection of Jesus Christ. By embracing Christ as our Savior and putting our faith in Him, we receive the forgiveness of our sins and the assurance of eternal life with God.

Lastly, the promise of future things holds great significance in Christianity. Christians believe in the second coming of Jesus Christ, where He will return to judge the living and the dead and establish His eternal kingdom. This hope in the future resurrection and the fulfillment of God’s promises gives Christians the assurance that our present struggles and suffering are temporary.

Foundational Teachings: A Closer Look

“Christianity is built on a foundation of timeless truths that shape our understanding of God and guide us in living out our faith. These teachings provide a lens through which we interpret the world and find purpose in life.”

Understanding and embracing these foundational teachings is vital for every Christian. They lay the groundwork for a deepened relationship with God and provide clarity and direction in an ever-changing world.

Important Christian TeachingsFundamental Christian PrinciplesCore Beliefs of Christianity
The authority of God’s WordThe concept of the TrinityThe existence of angels and demons
The reality of sinThe need for salvationThe promise of future things

Building a Relationship with God

As Christians, it is essential for us to deepen our relationship with God. Our faith journey involves more than just believing in Him; it calls us to actively cultivate a personal connection with our Creator. This section explores key Christian doctrines and essential teachings that guide us in building a meaningful relationship with God.

The Study of God’s Word:

One of the foundations of our relationship with God is the study and interpretation of His Word, the Bible. Through the Scriptures, we gain insight into His character, His promises, and His will for our lives. Regularly engaging with the Word allows us to know God more intimately, and it serves as a guide for our faith and decision-making.

The Importance of Prayer:

Prayer is our direct line of communication with God. It is through prayer that we express our praise, gratitude, and deepest desires to Him. It is also a means of seeking His guidance, finding comfort and strength, and confessing our sins. Prayer allows us to develop a personal and intimate connection with God, strengthening our relationship with Him.

The Role of the Holy Spirit:

The Holy Spirit plays a vital role in our relationship with God. He is our comforter, guide, and teacher. The Spirit empowers us to live according to God’s will, equips us with spiritual gifts, and provides wisdom and discernment. By acknowledging and relying on the Holy Spirit, we can experience a transformative journey with God.

Resisting Temptation:

In our walk with God, we often face temptations that can hinder our relationship with Him. Understanding and implementing essential Christian teachings on resisting temptation enable us to stay strong in our faith. Through the power of God’s Word and the guidance of the Holy Spirit, we can overcome temptations and remain steadfast in our commitment to God.

“Deepening our relationship with God requires a commitment to studying His Word, engaging in prayer, relying on the Holy Spirit, and standing firm against temptation. These essential teachings guide us in nurturing a personal connection with our Creator.”

Finding Truth in a Shifting World

In a world that is constantly changing and influenced by various trends and ideologies, it is crucial for Christians to hold firmly to the truth. We must navigate the shifting ideas of truth in our culture while staying grounded in our faith and understanding of important Christian teachings.

Understanding Must-Know Christian Concepts

One of the key concepts for Christians to grasp is the idea of absolute truth. In a world that often promotes relative truth or subjective morality, we must firmly believe in the existence of objective truth as revealed by God.

Furthermore, as believers, we recognize the Bible as the reliable and inspired Word of God. It is through Scripture that we gain essential knowledge and teachings that guide our faith and understanding of God’s truth.

Discerning Truth in a Shifting Culture

In a culture where truth is often seen as relative or based on personal preferences, Christians are called to discern and uphold biblical truth. This requires a deep understanding of God’s Word and the ability to engage with others in a loving and respectful manner.

“Speak the truth in love.”

To effectively engage with others, it is important to be knowledgeable about the core Christian teachings. This includes foundational doctrines such as the nature of God, the identity of Jesus Christ, salvation, and the work of the Holy Spirit.

Defending Our Faith

As Christians, we may encounter challenges or questions from those who question or oppose our beliefs. It is essential to equip ourselves with knowledge and wisdom to defend our faith and share the hope we have in Christ.

By understanding and articulating key Christian teachings, we can engage in meaningful conversations, address doubts or misconceptions, and confidently proclaim the truth of the Gospel.

Key Christian Teachings for Engaging the Shifting World

Christian ConceptScriptural Basis
Absolute TruthJohn 14:6, John 17:17
Reliability of the Bible2 Timothy 3:16-17
Christian DoctrinesHebrews 6:1-2
Defending Our Faith1 Peter 3:15

As we navigate the shifting world around us, let us hold fast to the unchanging truth of God’s Word. By understanding and living out these important Christian teachings, we can confidently face the challenges of our time and be a light in the darkness.

Strengthening Fellow Believers

As Christians, we have a responsibility to uplift and support one another in our faith journey. By understanding important Christian teachings and key Christian doctrines, we can better equip ourselves to fulfill this calling and foster a sense of unity within our Christian community.

Helping Fellow Believers through Struggles

We all face challenges and trials in our lives, and as Christians, it is essential that we extend a helping hand to those who may be struggling. Whether it’s offering a listening ear, providing practical assistance, or praying fervently for our fellow believers, our support can make a significant impact on their spiritual and emotional well-being.

When we come alongside others, we embody the love and compassion of Christ, reminding them that they are not alone in their struggles. By empathizing with their pain, offering words of encouragement, and sharing our own testimonies of God’s faithfulness, we can provide the hope and strength they need to persevere.

Sharing Our Faith with Unbelievers

Engaging in conversations about our faith with unbelievers is another important aspect of strengthening our fellow believers. By boldly sharing the gospel, we can inspire others to embark on their own spiritual journeys and experience the transformative power of Christ.

“Therefore go and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit.”
– Matthew 28:19 (NIV)

Through gentle persuasion, intelligent discussion, and the testimony of our transformed lives, we can effectively communicate the message of salvation and plant seeds of faith in the hearts of those who have yet to encounter Christ. By guiding them towards a personal relationship with Jesus, we contribute to the growth of our Christian community.

Addressing Questions and Doubts

Within our Christian community, doubts and questions may arise regarding our faith and the teachings of Christianity. It is vital that we equip ourselves with knowledge and understanding, capable of addressing these concerns and strengthening the faith of our fellow believers.

By studying Scripture, engaging in theological discussions, and seeking wisdom from Christian leaders, we can develop a deeper understanding of important Christian teachings and doctrines. This enables us to respond with humility, gentleness, and clarity when faced with questions or doubts, leading others to a renewed sense of confidence in their faith.

The Importance of Foundational Knowledge

Just as plants need certain essentials to grow, new Christians require foundational knowledge to establish strong roots in their faith. This includes understanding the order of the books of the Bible, knowing the Ten Commandments, grasping the three points of the gospel, and comprehending the significance of the Great Commission. These teachings provide a solid framework for Christian growth.

Order of the Books of the Bible

To navigate the rich tapestry of the Bible, it is important to understand the order in which the books are arranged. This knowledge enables us to locate and study specific passages more effectively. Here is a brief overview of the order of the books in the Protestant Bible:

Old TestamentNew Testament
Judges1 Corinthians
Ruth2 Corinthians
1 SamuelGalatians
2 SamuelEphesians
1 KingsPhilippians
2 KingsColossians
1 Chronicles1 Thessalonians
2 Chronicles2 Thessalonians
Ezra1 Timothy
Nehemiah2 Timothy
Ecclesiastes1 Peter
Song of Solomon2 Peter
Isaiah1 John
Jeremiah2 John
Lamentations3 John

Ten Commandments

The Ten Commandments are a foundational part of the Christian faith, guiding us in our relationship with both God and others. These commandments, given by God to Moses, provide moral and ethical principles that still apply today:

  1. You shall have no other gods before Me.
  2. You shall not make for yourself a carved image.
  3. You shall not take the name of the Lord your God in vain.
  4. Remember the Sabbath day, to keep it holy.
  5. Honor your father and your mother.
  6. You shall not murder.
  7. You shall not commit adultery.
  8. You shall not steal.
  9. You shall not bear false witness against your neighbor.
  10. You shall not covet.

The Three Points of the Gospel

The gospel is the good news of Jesus Christ and is summarized in three key points:

  1. God’s unconditional love for humanity.
  2. The sacrifice of Jesus Christ on the cross for our sins.
  3. The promise of eternal life through faith in Jesus.

The Great Commission

The Great Commission is Jesus’ instruction to His disciples to go and make disciples of all nations. It highlights the importance of sharing the gospel and teaching others about Jesus:

“Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit, teaching them to observe all that I have commanded you. And behold, I am with you always, to the end of the age.” – Matthew 28:19-20

By embracing and understanding these essential teachings, new Christians can establish a solid foundation for their faith, allowing them to grow, mature, and impact the world around them.

Understanding the Storyline of the Bible

The Bible is a vast collection of writings, encompassing a rich tapestry of stories and teachings that are foundational to the Christian faith. To truly grasp the breadth and depth of this sacred text, it is essential for every Christian to understand the overarching narrative that binds it together.

The story begins with creation, where God spoke the world into existence, crafting every intricate detail with purpose and intention. From the majesty of the heavens to the delicate intricacies of the human body, creation reveals the power and beauty of our Creator.

However, humanity’s disobedience led to the fall, where sin entered the world, distancing us from God’s perfect plan. Despite this, God’s love and faithfulness remained steadfast, and He continued to reach out to His people.

In the face of human corruption, God decided to bring judgment upon the earth through the flood. But Noah and his family found favor in God’s eyes, and through them, God preserved a remnant of humanity to carry His plan forward.

God then established a covenant with a man named Abraham, promising to make him the father of a great nation. From Abraham came the patriarchs – Isaac, Jacob, and Joseph – who played pivotal roles in God’s unfolding plan.

To fulfill His promise to Abraham and his descendants, God led the Israelites out of slavery in Egypt during the exodus. Through miraculous signs and wonders, God displayed His power and faithfulness, guiding His people towards the Promised Land.

After entering the Promised Land, the Israelites transitioned from a loose confederacy of tribes to a monarchy. Under King David and his son Solomon, the kingdom of Israel reached its zenith of power and influence.

Throughout the monarchy period, God sent prophets to guide His people and call them back to obedience when they strayed. These prophetic voices emphasized the importance of justice, righteousness, and faithfulness to God.

Finally, the long-awaited Messiah, Jesus Christ, was born. His life, death, and resurrection form the centerpiece of the Bible’s narrative. Jesus’ teachings and ministry established the foundation of the early church, and His sacrifice provided salvation for all who believe.

Through Jesus, the message of salvation extended beyond the borders of Israel, inviting Gentiles (non-Jews) into God’s family. This inclusive plan shattered barriers and established a global movement of faith.

Understanding the storyline of the Bible allows us to grasp the grand scope of God’s plan for humanity. It reveals His unchanging nature, His pursuit of relationship with His people, and His ultimate desire for restoration and redemption.

Major EventsThemes
CreationThe power and beauty of God’s work
The FallThe consequences of human disobedience
The FloodGod’s judgment and preservation of His faithful
The PatriarchsThe fulfillment of God’s covenant with Abraham
The ExodusGod’s deliverance and guidance of His people
The MonarchyThe rise and fall of Israel’s kings
The ProphetsDivine messages of correction and hope
The Life of JesusThe fulfillment of prophecies and the establishment of the Church
The Early ChurchThe spread of the Gospel and the growth of the Christian community
The Inclusion of GentilesThe universal invitation to salvation

Key Takeaways

  1. The Bible is a collection of writings that form a cohesive narrative.
  2. Major events such as creation, the fall, the flood, and the exodus shape the storyline.
  3. The lives of the patriarchs, the monarchy, the prophets, the life of Jesus, and the early church are pivotal in God’s plan.
  4. The inclusion of Gentiles demonstrates God’s desire for all to be part of His redemption.

Embracing the Triune God

In Christianity, we believe in the fundamental Christian principles that God exists as a Trinity. This core belief forms the bedrock of our faith, encompassing the Father, Son, and Holy Spirit. Understanding the roles and relationships of each person in the Trinity is essential to our understanding of God’s nature and His love for us.

The Triune God is a divine mystery that reveals the complexity and unity of God’s essence. The Father is the creator of all things, the Son is the eternal Word made flesh, and the Holy Spirit is the divine presence who dwells in believers. Together, they form a harmonious unity, distinct yet inseparable.

“Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit.” – Matthew 28:19

Embracing the Triune God means recognizing the eternal nature of God the Son, Jesus Christ. He is not merely a prophet or a moral teacher, but the Son of God who took on human form to redeem humanity. Through His life, death, and resurrection, He offered salvation and reconciliation to all who believe in Him.

The Triunity of God reveals the depth of His love and His desire for a personal relationship with each one of us. It demonstrates the divine unity and diversity within the Godhead, allowing us to experience the fullness of God’s presence and guidance in our lives.

The Triune God in Scripture

The Bible provides numerous references to the Trinity, revealing the Triune nature of God. Here are some key passages:

  1. Matthew 3:16-17 – The baptism of Jesus, where the Father speaks from heaven, the Holy Spirit descends like a dove, and Jesus, the Son, is present.
  2. John 1:1-3, 14 – The Word (Jesus) is with God and is God, and He became flesh and dwelt among us.
  3. 2 Corinthians 13:14 – The apostle Paul’s benediction invoking the grace of the Lord Jesus Christ, the love of God the Father, and the fellowship of the Holy Spirit.

Understanding and embracing the Triune God deepens our relationship with Him and enhances our understanding of His love and purpose for our lives. It reminds us that Christianity is not merely a set of rules and rituals, but a personal journey with a God who is three-in-one. As we grow in our understanding of the Trinity, we can experience the fullness of God’s love, grace, and guidance in our daily walk with Him.

Let us open our hearts to the Triune God, embracing the Father, Son, and Holy Spirit as we strive to live out our faith and fulfill our purpose as followers of Christ.

The Uniqueness of Israel in God’s Plan

Israel holds a unique place in Christianity, as it is intertwined with the birth of the Messiah, the writing of the Bible, and the establishment of the early church.

Understanding the importance of Israel’s past, present, and future role in God’s plan can deepen our appreciation for the faith and strengthen our confidence in the truth of the Bible.

The Significance of Israel in Christianity

Throughout the Old Testament, God chose Israel as a special nation, making a covenant with them and revealing Himself to them in profound ways. This covenant culminated in the birth of Jesus Christ, the long-awaited Messiah, who came to fulfill God’s plan of salvation for all humanity.

Israel’s history, as recorded in the Bible, provides the backdrop for understanding the work of God in the world. From the calling of Abraham, the deliverance from slavery in Egypt, the giving of the Law, to the establishment of the Davidic kingdom, God worked through Israel to reveal His character and purposes.

Furthermore, the writings of the Bible themselves were primarily authored by Jewish prophets, apostles, and disciples, emphasizing the deep connection between Israel and the Scriptures. Recognizing the Jewish origins of Christianity underscores the reliability and authenticity of the Bible as the Word of God.

The Importance of Israel in God’s Future Plans

In addition to Israel’s past and present significance, understanding its future role is essential for Christians. The Bible prophesies a future restoration and redemption for Israel, where God will fulfill His promises and bring about the ultimate reconciliation of His chosen people.

This future aspect is crucial for comprehending the complete story of God’s plan for humanity. As Christians, we believe that Jesus will return and establish His eternal kingdom, with Israel playing a central role in that kingdom. This fulfillment of prophetic promises underscores the integrity of God’s Word and gives us hope for the future.

“For I do not want you, brethren, to be uninformed of this mystery—so that you will not be wise in your own estimation—that a partial hardening has happened to Israel until the fullness of the Gentiles has come in; and so all Israel will be saved…”

Romans 11:25-26a (NASB)

The Unity of Jew and Gentile in Christ

Central to understanding the uniqueness of Israel in God’s plan is recognizing that through Jesus Christ, both Jews and Gentiles are united as one body in Him. The apostle Paul teaches the significance of this unity in his letter to the Ephesians:

“So then you are no longer strangers and aliens, but you are fellow citizens with the saints, and are of God’s household, having been built on the foundation of the apostles and prophets, Christ Jesus Himself being the corner stone…”

Ephesians 2:19-20 (NASB)

This unity emphasizes the inclusive nature of God’s plan of salvation and highlights that the unique role of Israel is part of a broader, redemptive work encompassing all believers.

Key Aspects of Israel’s Importance in ChristianityScriptural References
Israel as the chosen nation in the Old TestamentExodus 19:5-6; Deuteronomy 7:6
Jesus as the Jewish MessiahMatthew 1:1; Luke 2:11
The Jewish origins of the Bible2 Timothy 3:16; Romans 3:2
Prophecies of Israel’s future restorationRomans 11:23-24; Zechariah 12:10
The unity of Jew and Gentile in ChristEphesians 3:6; Galatians 3:28
essential christian teachings

The Reformation’s Key Doctrines

During the Reformation, a significant movement in Christian history, several key doctrines were reclaimed and emphasized, shaping the course of Christianity. These doctrines, often referred to as the “solas,” highlight the core beliefs and fundamental principles of Christianity.

Sola Scriptura – Scripture Alone

“All Scripture is breathed out by God and profitable for teaching, for reproof, for correction, and for training in righteousness.” – 2 Timothy 3:16 (ESV)

The principle of Sola Scriptura asserts that the Bible alone is the ultimate authority for doctrine and practice. It upholds the belief that God’s Word, as contained in Scripture, is inspired and infallible, providing guidance for every aspect of life.

Sola Gratia – Grace Alone

“For by grace you have been saved through faith. And this is not your own doing; it is the gift of God.” – Ephesians 2:8 (ESV)

Sola Gratia emphasizes that salvation is a free gift from God. It emphasizes that salvation cannot be earned through human effort but is solely by God’s grace. It highlights the biblical truth that our redemption is made possible by the sacrificial death and resurrection of Jesus Christ.

Sola Fide – Faith Alone

“For we hold that one is justified by faith apart from works of the law.” – Romans 3:28 (ESV)

Sola Fide underscores the belief that justification, or being made right with God, comes solely through faith in Jesus Christ. It affirms that faith, not any merit of our own, is the means by which we receive God’s forgiveness and reconciliation.

Solus Christus – Christ Alone

“And there is salvation in no one else, for there is no other name under heaven given among men by which we must be saved.” – Acts 4:12 (ESV)

Solus Christus emphasizes the uniqueness and sufficiency of Jesus Christ as the only Savior and mediator between God and humanity. It declares that salvation is found exclusively in Him, highlighting His divinity, sacrificial death, and victorious resurrection.

Soli Deo Gloria – Glory to God Alone

“Worthy are you, our Lord and God, to receive glory and honor and power, for you created all things, and by your will they existed and were created.” – Revelation 4:11 (ESV)

Soli Deo Gloria asserts that all glory, honor, and praise belong to God alone. It reminds believers to live their lives with the sole purpose of glorifying God in all things, recognizing that everything should be done for His honor and His glory.

Understanding and embracing these key doctrines of the Reformation can enrich our understanding of the core beliefs of Christianity and serve as the foundation for our faith. They remind us of the authority of Scripture, the grace of God, the importance of faith, the centrality of Christ, and the ultimate goal of bringing glory to God in all aspects of life.

DoctrineBiblical Reference
Sola Scriptura2 Timothy 3:16
Sola GratiaEphesians 2:8
Sola FideRomans 3:28
Solus ChristusActs 4:12
Soli Deo GloriaRevelation 4:11


In conclusion, acquiring and deepening our knowledge of essential Christian teachings is crucial for every believer. By understanding the foundation of our faith, including core beliefs, principles, and doctrines, we can strengthen our relationship with God and fellow believers. This knowledge equips us to navigate the ever-changing cultural landscape with confidence and discernment.

As we seek to grow in our understanding of Christianity basics and essential knowledge, let us be inspired by the teachings of Jesus Christ and guided by the Holy Spirit. By applying these teachings to our lives, we can experience a profound transformation and live out our faith in a way that impacts the world for the better.

Let us remember that our spiritual journey is not one we undertake alone. We are part of a vibrant community of believers, and together we can encourage and support one another on this path. By sharing our knowledge and understanding, we can help fellow Christians deepen their faith, find answers to their questions, and confidently share the hope and love of Christ with others.


What are the core beliefs of Christianity?

The core beliefs of Christianity include the authority of God’s Word, the concept of the Trinity, the existence of angels and demons, the reality of sin, the need for salvation, and the promise of future things.

How can I deepen my relationship with God?

To deepen your relationship with God, it is important to study and interpret His Word, prioritize prayer, rely on the guidance of the Holy Spirit, and resist temptation.

How can I defend my faith in a changing world?

Understanding the concept of absolute truth, the reliability of the Bible, and discerning shifting ideas of truth in our culture will help you engage with others and defend your faith.

How can I support fellow believers and share my faith with unbelievers?

You can support fellow believers by being there for them when they are struggling, and you can share your faith with unbelievers by being equipped to address common questions and doubts.

What foundational knowledge do new Christians need?

New Christians should have a grasp of the order of the books of the Bible, be familiar with the Ten Commandments, understand the three points of the gospel, and comprehend the significance of the Great Commission.

What major events and themes should I know in the Bible?

It is important to be familiar with events such as creation, the fall, the flood, the patriarchs, the exodus, the monarchy, the prophets, the life of Jesus, the early church, and the inclusion of Gentiles to understand the overarching narrative of the Bible.

What is the doctrine of the Trinity?

The doctrine of the Trinity states that God exists as a Trinity – Father, Son, and Holy Spirit. It is important to understand the roles and relationships of each person in the Trinity, including the eternal nature of God the Son, Jesus Christ.

What is the importance of Israel in Christianity?

Israel holds a unique place in Christianity as it is intertwined with the birth of the Messiah, the writing of the Bible, and the establishment of the early church. Understanding Israel’s past, present, and future role in God’s plan can deepen your appreciation for the faith and strengthen your confidence in the truth of the Bible.

What were the key doctrines of the Reformation?

The key doctrines of the Reformation include the authority of Scripture, salvation by God’s grace through Christ alone, and the recognition of God’s glory in all things. Understanding these “solas” can enhance your understanding of the essentials of the Christian faith.

Todd Saylor