adjective

bebaios

Greekβέβαιος (bebaios)

Strong’sG949

firm, steadfast, enduring

stem bebai-8 times in the New Testamentin 4 of 27 books3 of 26 forms occur

Translated as

firm2×confirmed1×guaranteed1×in force1×steadfast1×sure1×valid1×

What it means

** βέβαιος, -ον (also -α, -ον;

< βαίνω), [in LXX: Es 3:13, Wi 7:23, III Mac 5:31 7:7, IV Mac 17:4*;]

firm, secure: ἄγκυρα, He 6:19; metaph., sure (esp. "in the sense of legally guaranteed security," Deiss., BS, 109; cf. two foll. words): ἐπαγγελία, Ro 4:16; ἐλπίς, II Co 1:6; λόγος, He 2:2; παρρησία, He 3:6; ἀρχή (τ. ὑποστάσεως), He 3:14; διαθήκη, He 9:17; κλῆσις κ. ἐκλογή, II Pe 1:10; comp. (-ότερος), προφητικὸς λόγος, II Pe 1:19.†

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament, 1922 — public domain. References open in the reader.

Strong’s G949 — the 1890 definition, and where the word comes from

Saidbeb'-ah-yos

stable (literally or figuratively)

Fromfrom the base of G939 (through the idea of basality);

King Jamesfirm, of force, stedfast, sure.

James Strong, Exhaustive Concordance of the Bible, 1890 — public domain. The numbers in it link to the entries here.

Every form

Job in the sentence case	masculine singular	feminine singular	neuter singular	masculine plural	feminine plural	neuter plural
subject nominative	bebaios1×βέβαιος	bebaias2×βεβαία	bebaiem	bebaiois	bebaiais	bebaieim
object accusative	bebaion	bebaian4×βεβαίαν		bebaioin	bebaiain
direct address vocative	bebaior	bebaiar		bebaioir	bebaiair
of, belonging to genitive	bebaiou	bebaiau	bebaieu	bebaioiu	bebaiaiu	bebaieiu
to, for dative	bebaio	bebaia	bebaie	bebaioi	bebaiai	bebaiei

Tinted cells are forms the New Testament never uses, so there is no Greek to show against them — but they are still correct Biblang, built from the slots below like any other.

Why these forms, and no others — the slots that make them

bebaistem+oaegender+smnru—its job in the sentence case+—ione · more than one number

bebai is this word in every one of its forms. The slots after it make all the rest.

same in every form varies — every value shown

Words built on the same stem

bebaiamō — βεβαιόω, I confirm, ratify

Where it appears

8 occurrences, every one of them listed

bebaios“valid”subjectnominative singular1×

Hebrews 2:2“valid”ei gar tos dia angeloiu laliratos logos gineta bebaios, kai pantas parabasias kai parakoas lambata endikan misthapodosian,For if the message spoken by angels was binding, and every transgression and disobedience received its just punishment,

bebaias“firm”subjectnominative singular2×

2 Corinthians 1:7“firm”kai tas elpias nu bebaias huper vu; oidarētois hoti hōs koinōnois avō teiu pathēmeiu, houtōs kai tau paraklēsiau.And our hope for you is sure, because we know that just as you share in our sufferings, so also you will share in our comfort.

Hebrews 9:17“in force”diathēkas gar epi nekroi bebaias, epei mēpote ischuatō hote zōatō tos diatitheratos.because a will does not take effect until the one who made it has died; it cannot be executed while he is still alive.

bebaian“firm”objectaccusative singular4×

Romans 4:16“guaranteed”Dia houtem ek pistiau, hina kata charian, eis tem arō bebaian tan epangelian pante te sperme, ouk te ek tou nomou monem alla kai te ek pistiau Abraam hos atō patēros pantoiu nu,Therefore, the promise comes by faith, so that it may rest on grace and may be guaranteed to all Abraham’s offspring — not only to those who are of the law, but also to those who are of the faith of Abraham. He is the father of us all.

Hebrews 3:14“firm”metochois gar tou Christou ginanē, eanper tan archan tau hupostasiau mechris teleu bebaian katechaneia.We have come to share in Christ if we hold firmly to the end the assurance we had at first.

Hebrews 6:19“steadfast”han hōs ankuran echanō tau psuchau, asfalan tē kai bebaian kai eisercherōtan eis tem esōterem teu katapetasmeu,We have this hope as an anchor for the soul, firm and secure. It enters the inner sanctuary behind the curtain,

2 Peter 1:10“sure”dio mallon, adelfoir, spoudazavar bebaian vu tan klēsian kai eklogan poierō; houteim gar poiarōtois ouk mē ptaiaveia pote;Therefore, brothers, strive to make your calling and election sure. For if you practice these things you will never stumble,

bebaioteron1×

2 Peter 1:19“confirmed”kai echanō bebaioteron ton profētikon logon, ho kalōs poiavō prosecharōtois hōs luchno fainarōto en auchmēro topo, heōs hou hēmeras diaugazateia kai fōsforos anatellateia en tai kardiai vu;We also have the word of the prophets as confirmed beyond doubt. And you will do well to pay attention to it, as to a lamp shining in a dark place, until the day dawns and the morning star rises in your hearts.