Understanding The Book of Mormon's Role in Latter-day Saint Beliefs

Explore what The Book of Mormon is, how it functions as scripture, and why it's central to the faith of members of The Church of Jesus Christ of Latter-day Saints.

By Garret Merkley · Explainer · Jun 3, 2026

Branched from The Bible's Enduring Role in Latter-day Saint Faith

Quick take

The Book of Mormon is a sacred volume of scripture for members of The Church of Jesus Christ of Latter-day Saints.
It is considered a companion to the Bible, offering another testament of Jesus Christ and His teachings.
It recounts the stories of ancient peoples in the Americas, including a visit from the resurrected Jesus Christ.
Its central purpose is to invite all people to come unto Jesus Christ and find salvation.

The Book of Mormon is a sacred volume of scripture for members of The Church of Jesus Christ of Latter-day Saints. It is not a replacement for the Bible but is regarded as a companion text, providing another testament of Jesus Christ and His gospel. Its purpose is to persuade all people to come unto Christ.

A Record of Ancient American Civilizations

The Book of Mormon claims to be a historical record of various groups of people who migrated from the ancient Near East to the Americas. It covers a period from roughly 2600 BC to 400 AD, detailing their prophets, religious teachings, societal structures, wars, and eventual decline. The narrative suggests these records were kept on metal plates by ancient prophets and later abridged and compiled by a prophet-historian named Mormon.

Another Testament of Jesus Christ

At its core, The Book of Mormon is centered on Jesus Christ. It contains prophecies of His birth, life, atoning sacrifice, and resurrection. A pivotal event described within its pages is the appearance of the resurrected Jesus Christ to these ancient American inhabitants. During His visit, He taught them His gospel, healed their sick, blessed their children, and established His church among them, mirroring His ministry in the Holy Land. This account reinforces and expands upon the biblical narrative of Christ's divine mission.

Principles for Daily Living

Beyond its historical narrative, The Book of Mormon contains numerous sermons and teachings on fundamental gospel principles. These include faith in Jesus Christ, repentance, baptism, the gift of the Holy Ghost, prayer, and enduring to the end. It emphasizes personal righteousness, the importance of family, and the building of a righteous society. For Latter-day Saints, it offers clear guidance and inspiration for daily living and understanding God’s plan of salvation.

The Book of Mormon is foundational to Latter-day Saint theology and identity. Members believe it provides clarity on doctrines, offers a deeper understanding of God's love and plan for humanity, and stands as a powerful witness of Jesus Christ as the Savior of the world. It is used for personal study, family instruction, and church teachings, serving as a source of comfort, guidance, and spiritual strength.

Is The Book of Mormon meant to replace the Bible?

No, The Book of Mormon is considered a companion to the Bible. Members of The Church of Jesus Christ of Latter-day Saints believe both are the word of God and study them together to gain a fuller understanding of His gospel.

Who wrote The Book of Mormon?

According to Latter-day Saint belief, The Book of Mormon was written by ancient prophets in the Americas. These records were later abridged and compiled by a prophet named Mormon, and his son Moroni sealed them up. Joseph Smith later translated these records by the power of God in the 19th century.

What is the central message of The Book of Mormon?

Its central message is to invite all people to come unto Jesus Christ and be saved. It testifies of Jesus Christ as the Redeemer, reinforces His teachings, and explains the path to salvation and eternal life through Him.

Do scientists or archaeologists support its historical claims?

The historical and archaeological claims of The Book of Mormon are not supported by mainstream scientific or archaeological consensus. For members of The Church of Jesus Christ of Latter-day Saints, its value is primarily spiritual and theological, providing a witness of Christ.

How do members of the Church determine its truthfulness?

Members are encouraged to read The Book of Mormon, ponder its message, and pray to God with a sincere heart and real intent to know if it is true. They believe that through the power of the Holy Ghost, God will manifest its truth to them, as promised within the book itself (Moroni 10:4-5).

Sources

The Church of Jesus Christ of Latter-day Saints official website (ChurchofJesusChrist.org)
The Book of Mormon: Another Testament of Jesus Christ