Biblical Doctrine

For too long, the American Church has neglected the theology of the cross, replacing biblical truth with appealing but shallow doctrines. In Banner of the Cross, L. D. Hills calls believers back to sound biblical teaching, ensuring that the cross and Christ's atoning blood remain central to Christian faith and worship. Rejecting modern theological distortions, Hills exposes false teachings that have crept into the Church—both past and present—and urges a return to the apostolic doctrine. With clarity and conviction, he confronts errors while providing scriptural solutions to restore the...

For centuries, the idea that humans possess an immortal soul has shaped religious doctrine, philosophical thought, and cultural traditions. But where did this belief originate, and does it align with the Bible? Immortality of the Soul: The Birth of the Doctrine traces the historical development of this concept, revealing how it emerged from Babylonian, Egyptian, Persian, and Greek philosophies and was later adopted by various religious movements—including mainstream Christianity. Through careful historical and biblical analysis, this book dismantles the notion that the soul is inherently ...

Disclaimer: Previously published by the author under the title of Understanding Genesis 1-11, From Adam to Abraham The narrative of humanity begins with creation—an expression of divine purpose, beauty, and intent. From the origin of life to human history, we see a consistent theme of relationship, promise, and redemption. This progression from creation to covenant transcends mere historical or theological accounts; it embodies God’s engagement with His people. Dr. Andrew Koh explores a major biblical theme, connecting the creation of the world to the sacred promises that shape our ...

Leighton Pullan’s classic book, Early Christian Doctrine, chronicles the earliest history of Christianity to the Council of Chalcedon in AD 451. This work deals with the development of theological thought regarding the Trinity, atonement, and the sacraments. It provides insight on the history of the Church and its doctrines.

This is the third volume in our series for church leaders who want to continue their theological education with free resources from the GCI website. Some articles are long, and some are short, but the average is still 2500 words per day, which can be read in about 20 minutes. On each of the major topics, much more could be said, and we often have additional resources on our website. For example, we have more than 100 articles about different chapters in the Bible, numerous articles on church history, prayer, missions, and other topics. Many of the website resources have been compiled into ...

Grow in your knowledge and grace of our Lord and Saviour Jesus Christ with Dr Andrew C S Koh's Pastoral Epistles. This book provides an expositional Bible study and devotional guide on 1 Timothy, 2 Timothy, and Titus. Through careful reading, study, meditation, and application of scripture, readers will gain a better understanding of the late writings of the apostle Paul. Koh has given a clear background and simple explanations of every passage in 1 Timothy, 2 Timothy, and Titus. These epistles have important teachings on pastoral leadership, Christian conduct and relationships, countering ...

In this collection of articles, we present 10 basic doctrines of Christianity, with an explanation of the basic features of each biblical teaching. We follow each doctrinal article with two articles explaining how the doctrine makes a difference in our lives - how it encourages us to respond in a certain way. This series has been designed as a discipleship manual for new Christians, and was previously published with the title Discipleship 101. Here are the ten topics we cover: God Jesus Jesus’ Death Jesus’ Resurrection The Holy Spirit Salvation? Christian Life The Church? Scripture The ...

What is anthropology? Anthropology comes from the Greek word anthropos which means man or humanity. Therefore, anthropology is the study of humans. It considers who we are and why we exist. In secular universities, the study is engaged primarily from a man-centered perspective; however, since God created humans and made them in his image, it is impossible to truly study humanity apart from God. It is from God that people derive their significance and purpose. Consequently, the study of anthropology is intensely practical. For us to know who we are and what to do with our lives, we must see ...

Since the earliest days of Christianity, there have been continual doctrinal battles concerning the faith. As time passed, theologians presented new theories and “revelations” concerning God and His word. Because of this, many are unsure of what to believe and of what is the proper way to approach God in religion and relationship. In this series, we will reflect on the correlation between religion, relationship, and righteousness in Christianity. Book 1 of 3.

"Sound Doctrine II" is a book that focuses on the importance of understanding and adhering to traditional Christian teachings and beliefs. It emphasizes the need for Christians to have a solid foundation in the fundamentals of their faith in order to effectively live out their beliefs and share them with others.