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G949

βέβαιος

bébaios /beb'-ah-yos/ Ask about this word
from the base of βάσις (through the idea of basality)
stable (literally or figuratively)
firm, of force, stedfast, sure.

Word Study

In depth

A plain-language study of bébaios — the range of meaning it carries, how Scripture actually uses it, and where it points. Written for readers who don’t know the original language.

Core Meaning & Semantic Range

The Greek word bébaios, represented by G949, conveys that which is stable, firm, stedfast, or sure. It is found 9 times in 9 unique verses within the Bible. The term originates from the concept of a stable base, signifying something that is dependable, unshakeable, and established.

Biblical Occurrences & Contextual Analysis

In Scripture, G949 is used to affirm the reliability of divine truths and the believer's position. The promise given to Abraham's descendants through faith is described as sure Romans 4:16, while the word delivered by angels is called stedfast Hebrews 2:2. The word of prophecy is likewise referred to as "more sure" 2 Peter 1:19. This same security is applied to a believer's hope, which serves as an anchor for the soul that is both "sure and stedfast" Hebrews 6:19. The term also carries a legal sense, as a testament is only of force after death, indicating its binding and established nature Hebrews 9:17.

Related Words & Concepts

Several related words help clarify the concept of steadfastness and assurance:

  • G804 asphalḗs (secure; certain(-ty), safe, sure): This word appears directly with G949 in Hebrews 6:19, where hope is described as both sure and stedfast, creating a powerful emphasis on its reliability.
  • G2722 katéchō (to hold down (fast), have, hold (fast), keep, possess, retain): This action is frequently linked with G949. Believers are exhorted to hold fast their confidence and hope, making it firm to the end Hebrews 3:6.
  • G5287 hypóstasis (a setting under (support), essence, assurance, confidence, substance): This term for confidence or assurance is what must be held stedfast if we are to be partakers of Christ Hebrews 3:14.
  • G3954 parrhēsía (all out-spokenness, frankness, assurance, confidence): The believer's confidence is another quality that must be held firm until the end Hebrews 3:6.
  • G2745 kaúchēma (a boast, glorying, rejoice(-ing)): This term is connected to hope, as believers are to hold fast "the rejoicing of the hope firm" Hebrews 3:6.

Theological Significance

The theological weight of G949 is significant, underscoring key doctrines of the faith.

  • Assurance of God's Promises: The word guarantees the reliability of God's covenant and word. The promise is sure to all who have faith Romans 4:16, and a testament is legally of force Hebrews 9:17, securing its terms.
  • The Foundation of Hope: G949 provides the basis for a believer's hope. This hope is described as a stedfast anchor for the soul Hebrews 6:19 and remains stedfast even amid suffering 2 Corinthians 1:7.
  • The Call to Perseverance: The term is not just about God's faithfulness but also about the required response from believers. We are called to hold our confidence stedfast to the end Hebrews 3:14 and to be diligent in making our calling and election sure 2 Peter 1:10.

Summary

In summary, G949 is a foundational word for biblical assurance. It defines the unshakeable nature of God's word Hebrews 2:2, His promises Romans 4:16, and the hope He provides Hebrews 6:19. Simultaneously, it serves as an exhortation for believers to remain firm in their confidence and diligent in their walk, thereby connecting the stability of God to the steadfastness required of His people.

How the KJV Renders It

Translation

Strong’s lists the renderings but not their weight. These are counted from the King James text of the tagged verses — the bar under each is how often the translators actually reached for it. Select one to filter the occurrences below.

Grammatical Forms

Morphology

In the Greek New Testament, this word appears as an adjective across 8 occurrences, inflected in 4 grammatical forms — each row is one form, and the bar is how often it is that form.

  • Accusative Singular Feminine
  • Accusative Singular Masculine Comparative
  • Nominative Singular Feminine
  • Nominative Singular Masculine
Nominative
The subject of the verb.
Accusative
The direct object of the verb.
Singular
One.
Masculine
Masculine grammatical gender.
Feminine
Feminine grammatical gender.

Related Words

Related

Other entries the study above points to — each one is drawn from a reference it makes. Follow the trail to see how the words connect.

Theographic Context

Context

The people, places, and span of history the verses containing this word touch on — drawn from the theographic tagging of Scripture. Select any name to isolate its verses in the occurrence list.

Biblical Distribution

Distribution

Appears in 9 verses across 4 of the 27 books. Most frequent in Hebrews (5 verses); never once in the other 23.

1
Romans
1
2 Corinthians
5
Hebrews
2
2 Peter

Every Occurrence

Concordance

Every verse where the word is tagged in the King James text. Filter by book, by the English word the translators chose, or search within the verses.

Sources. Definition and numbering: James Strong, Exhaustive Concordance of the Bible (1890). Morphology: STEPBible / Tyndale House (CC BY). Verse tagging: the King James text keyed to Strong’s numbers. Every count on this page is computed from the tagged corpus, not estimated.