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The Claim of Mormonism to Christianity
The Church of Jesus Christ of Latter-day Saints (commonly known as the Mormon Church) has consistently claimed to be the restoration of true Christianity. Their very name contains “Jesus Christ,” and they often assert that they are the only true Christians, possessing the fullness of the gospel lost after the apostolic age. To the unsuspecting or uninformed, this claim can be persuasive, especially since Mormons use much of the same vocabulary as biblical Christians. They speak of Jesus Christ, salvation, the gospel, eternal life, and the Bible. However, when one investigates what Mormonism teaches about these terms, it becomes evident that they have been redefined in ways that strip them of their biblical meaning.
The word “Christian” has a biblical definition. It is not merely anyone who names Christ, but those who follow the Jesus revealed in Scripture and accept the gospel proclaimed by His apostles. Luke records that “the disciples were first called Christians in Antioch” (Acts 11:26). These disciples were those who repented, believed the gospel, were baptized in the name of Jesus Christ, and continued steadfastly in the apostles’ doctrine (Acts 2:38–42). The New Testament identifies a Christian as one who abides in the teachings of Christ (John 8:31), confesses Jesus Christ as the eternal Son of God come in the flesh (1 John 4:2–3), and holds fast to the faith once for all delivered to the holy ones (Jude 3).
Measured against this standard, Mormonism does not qualify as biblical Christianity.
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What Makes One a Genuine Christian
A genuine Christian is someone who has been born again through faith in Jesus Christ, according to the inspired Word of God. This involves repentance from sin, trust in Christ’s sacrificial death and resurrection, and confession of Him as Lord. True Christianity rests upon the triune nature of God—Father, Son, and Holy Spirit—and upon the absolute deity and full humanity of Jesus Christ, who is the eternal Word made flesh (John 1:1, 14). Christianity acknowledges Scripture alone (sola Scriptura) as the final authority for all doctrine and practice.
The New Testament makes clear that following Christ means holding fast to His teachings. Jesus Himself said, “If you remain in my word, you are truly my disciples, and you will know the truth, and the truth will set you free” (John 8:31–32, UASV). Thus, a Christian is one who clings to Christ’s teaching as preserved in the Bible, not one who follows additional revelations that contradict or override the completed Word of God.
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Why Mormonism Does Not Qualify as Biblical Christianity
Though Mormonism professes Christ and uses Christian terminology, its doctrine diverges so radically from the Bible that it constitutes a different religion. Paul warned against those who “preach another Jesus” or bring “a different gospel” (2 Corinthians 11:4; Galatians 1:6–9). Mormonism does both.
Mormon leaders deny the biblical Trinity, teaching instead that God the Father, Jesus Christ, and the Holy Spirit are three separate beings, with the Father being an exalted man who progressed to godhood. They deny the eternal deity of Christ, presenting Him as the literal offspring of the Father and a heavenly mother. They claim that all humans are spirit-children of God and that faithful Mormons can progress to become gods themselves. These ideas are utterly foreign to Scripture and align more with the serpent’s deception in Genesis 3:5 than with biblical revelation.
Mormonism also undermines the sufficiency of the Bible by adding the Book of Mormon, the Doctrine and Covenants, and the Pearl of Great Price as Scripture. In doing so, they violate God’s explicit warnings not to add to His Word (Deuteronomy 4:2; Proverbs 30:6; Revelation 22:18–19). Their so-called revelations contradict the Bible and present an alternate plan of salvation based on human works and temple rituals rather than grace through faith in Christ alone.
Jesus warned that many would claim to serve Him but would be exposed as false on the day of judgment: “Many will say to me in that day, ‘Lord, Lord, did we not prophesy in your name? …’ And then I will declare to them, ‘I never knew you. Depart from me, you who practice lawlessness’” (Matthew 7:22–23, UASV). Mormonism, for all its sincerity and morality, substitutes a different god, a different Christ, and a different gospel. Sincerity cannot save; only the truth of Christ can.
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The Sufficiency and Finality of the Bible
The Bible is God’s complete and sufficient revelation, stretching from the creation (Genesis 1:1) to the new heavens and earth after Christ’s thousand-year reign (Revelation 21–22). Scripture repeatedly warns against adding to or taking away from God’s Word. Deuteronomy 4:2 commands, “You shall not add to the word which I command you, nor shall you take away from it.” Proverbs 30:6 warns, “Do not add to his words, or he will reprove you, and you will be found a liar.” Revelation 22:18–19 gives the most solemn warning that anyone who adds to the prophetic words of Scripture will face divine judgment.
The apostle Paul declared that “the sacred writings… are able to make you wise for salvation through faith in Christ Jesus” and that “all Scripture is inspired by God and beneficial for teaching, for reproof, for correction, for training in righteousness, so that the man of God may be fully competent, completely equipped for every good work” (2 Timothy 3:15–17, UASV). Because the Bible alone is sufficient to make one wise unto salvation and to equip believers fully, no additional revelations are needed. Any book—whether the Quran, the Book of Mormon, or later church traditions—that adds to or alters the Bible is a counterfeit revelation and must be rejected.
The Origins of Mormonism
Joseph Smith, the founder of Mormonism, claimed in 1820 to have seen a vision of God the Father and Jesus Christ, who allegedly told him that all existing churches were corrupt and that he was to restore the true faith. Later, Smith said that the angel Moroni revealed to him the existence of golden plates inscribed with ancient characters, from which he “translated” the Book of Mormon in 1827. This book, along with subsequent revelations, became the foundation of the new religious movement.
Smith’s credibility is highly questionable. Historical investigations reveal inconsistencies, fabrications, and occult practices. For instance, Smith and his associates falsely claimed that Professor Charles Anthon of Columbia University authenticated the golden plates’ characters. In reality, Anthon exposed the supposed script as a fraud. Moreover, Mormon scriptures have undergone thousands of changes, revisions, and doctrinal shifts over the years, demonstrating human manipulation rather than divine preservation.
Despite these problems, Mormonism has grown to millions of adherents worldwide, largely due to aggressive missionary activity and a strong emphasis on family and community. Yet numerical growth does not validate theological truth.
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The Unbiblical Doctrines of Mormonism
One of the central heresies of Mormonism is the teaching that God the Father was once a man who achieved godhood. This contradicts the biblical witness that Jehovah is eternal, unchanging, and distinct from creation (Psalm 90:2; 1 Timothy 1:17; Malachi 3:6). The Bible explicitly declares, “God is not a man, that he should lie” (Numbers 23:19).
Mormonism teaches that humans can progress to become gods, ruling over their own worlds. This doctrine not only has no basis in Scripture but is directly refuted by passages that proclaim Jehovah as the only true God: “Before me there was no God formed, and after me there continued to be none. I, I am Jehovah, and besides me there is no savior” (Isaiah 43:10–11, UASV).
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Mormonism also denies the eternal deity of Jesus Christ. While affirming Him as a divine being, they deny that He is one with the Father. The Bible teaches that “the Word was God” and that “the Word became flesh” (John 1:1, 14). Jesus Himself declared, “I and the Father are one” (John 10:30). Only if Jesus is truly God could His sacrifice atone for the sins of the world (Hebrews 7:26; Acts 4:12).
Mormonism also distorts the doctrine of salvation. While claiming to believe in grace, they consistently teach that salvation requires obedience to laws, ordinances, and works prescribed by the LDS Church. This undermines the biblical gospel, which declares that salvation is by grace through faith alone, not by works (Ephesians 2:8–9; Titus 3:5). Paul wrote that if salvation is by grace, then it is no longer on the basis of works (Romans 11:6). To add human effort to Christ’s finished work is to nullify the gospel.
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The Deception of Mormonism
Mormonism’s use of Christian terminology masks its radical departures from the Bible. By redefining God, Christ, salvation, and Scripture, they present a counterfeit gospel. This is part of Satan’s strategy to deceive by appearing as an angel of light (2 Corinthians 11:14). Many Mormons are sincere, moral, and family-oriented, yet sincerity cannot save apart from the truth. They are tragically deceived by a system that denies the true Christ and offers a false hope of godhood.
Christians must respond with both discernment and compassion. We must clearly expose the errors of Mormon doctrine using Scripture, while also showing love to Mormons as individuals, pointing them to the true Jesus Christ who alone can save. As Peter exhorts, “Always be ready to make a defense to everyone who asks you to give an account for the hope that is in you, but with gentleness and respect” (1 Peter 3:15, UASV).
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