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Is the Bible inerrant and infallible?

The Bible’s inerrancy and infallibility are core doctrines for many Christians, affirming that the Scriptures are completely trustworthy and without error. While the words “inerrancy” and “infallibility” are not found in the Bible itself, the concept they represent—that God’s Word is true and reliable—is woven throughout its pages. This confidence in Scripture stems from the belief that God, who cannot lie, inspired its human authors, ensuring its truthfulness in all it affirms.

For Christians, the Bible is inerrant and infallible, meaning it is completely truthful and trustworthy in all it affirms, by virtue of its divine inspiration.

By Mohau Tshabangu · Founding editor & lead writer · How we review

Defining Inerrancy and Infallibility

To understand whether the Bible is inerrant and infallible, it’s helpful to define these terms. "Infallibility" generally means that the Bible is incapable of error and will not lead us astray, particularly in matters of faith and practice. "Inerrancy" is a stronger term, often understood to mean that the Bible is without error in all it affirms, including historical and scientific details, in its original manuscripts. Both terms underscore the Bible's complete trustworthiness as the Word of God.

While these specific terms are relatively modern developments in theological language, the underlying idea of Scripture's truthfulness is ancient. Early church fathers consistently affirmed the divine origin and authority of Scripture, implicitly holding to its reliability. The Reformers, such as Martin Luther and John Calvin, also strongly upheld the Bible's authority and truthfulness as God's revealed Word.

Biblical Support for Infallibility and Inerrancy

The most compelling argument for the Bible's inerrancy and infallibility comes from the Bible's own claims about itself and the character of God. The Scriptures repeatedly assert their divine origin and absolute truthfulness. For instance, 2 Timothy 3:16 states, "All Scripture is God-breathed and is useful for teaching, rebuking, correcting and training in righteousness." The term "God-breathed" (Greek: theopneustos) emphasizes that the Bible’s ultimate source is God, not human will or invention. If God is its author, and God is truth (John 14:6), then His Word must also be true and free from error.

Furthermore, God's character is consistently portrayed as utterly truthful. Numbers 23:19 declares, "God is not human, that he should lie, not a human being, that he should change his mind." Since God cannot lie, and the Bible is His Word, it follows that His Word is free from falsehood. Jesus Himself affirmed the truthfulness of Scripture, saying in John 17:17, "Sanctify them by the truth; your word is truth." He also stated in Matthew 5:18, "For truly I tell you, until heaven and earth disappear, not the smallest letter, not the least stroke of a pen, will by any means disappear from the Law until everything is accomplished." This highlights the enduring and precise nature of God's Word.

Common Objections and Nuances

Despite strong biblical and theological arguments, questions sometimes arise regarding apparent discrepancies in the Bible, especially concerning historical or scientific details. It’s important to acknowledge that the Bible is not a modern scientific textbook or a comprehensive history volume. Its purpose is primarily theological: to reveal God, His redemptive plan, and His will for humanity. When it touches on historical or scientific matters, it does so accurately, but often in the language and understanding of the original human authors and their cultural context.

For example, biblical accounts may describe natural phenomena in phenomenological language (e.g., the "sun rising"), which is how it appears to the observer, rather than in precise scientific terms. Similarly, historical accounts may be selective, focusing on details relevant to the author’s theological purpose, rather than providing exhaustive chronologies. These are not errors but rather characteristics of ancient literature and the Bible’s specific genre and purpose.

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Bible verses about inerrancy

"Every scripture inspired of God is also profitable for teaching, for reproof, for correction, for instruction which is in righteousness:"

2 Timothy 3:16

"God is not a man, that he should lie, Neither the son of man, that he should repent: Hath he said, and will he not do it? Or hath he spoken, and will he not make it good?"

Numbers 23:19

"Sanctify them in the truth: thy word is truth."

John 17:17

"For verily I say unto you, Till heaven and earth pass away, one jot or one tittle shall in no wise pass away from the law, till all things be accomplished."

Matthew 5:18

"The sum of thy word is truth; And every one of thy righteous ordinances endureth for ever. ש SHIN."

Psalm 119:160

"The law of Jehovah is perfect, restoring the soul: The testimony of Jehovah is sure, making wise the simple. The precepts of Jehovah are right, rejoicing the heart: The commandment of Jehovah is pure, enlightening the eyes."

Psalm 19:7-8

Frequently asked

What is the difference between infallibility and inerrancy?

While often used interchangeably, "infallibility" generally means the Bible is entirely trustworthy and incapable of leading us astray in matters of faith and practice. "Inerrancy" is a stronger claim, asserting the Bible is without error in all it affirms, including historical, scientific, and theological details, in its original manuscripts. Both terms affirm the Bible’s complete reliability, with inerrancy providing a more comprehensive scope.

Does inerrancy mean there are no difficulties or apparent contradictions in the Bible?

Inerrancy does not mean there are no passages that are difficult to understand or to harmonize at first glance. It means that prayerful study and careful attention to context, genre, and original languages often resolve these perceived difficulties. Apparent contradictions are typically explained by recognizing different perspectives, selective reporting, or the use of figures of speech, rather than actual errors.

Does the Bible’s inerrancy apply to modern translations?

The doctrine of inerrancy primarily applies to the original Hebrew, Aramaic, and Greek manuscripts of the Bible, which are no longer extant. Excellent modern translations are highly reliable and faithful to the original texts, and we can trust them for faith and practice. While translation involves interpretation and can introduce minor variations, scholarly consensus is that no essential doctrine is jeopardized by these differences.

Why is the doctrine of inerrancy important for Christian faith?

The doctrine of inerrancy is important because it undergirds the authority and trustworthiness of the Bible. If the Bible contains errors, especially in its theological claims, it undermines the basis for Christian doctrine and the reliability of God’s revelation. A fully inerrant Bible ensures that we have a firm foundation for our faith, knowing that God's Word is completely dependable and true.