δεῖ

dei
be necessary
Strong’s G1163Verb101 times in the New Testament (critical text)

Where it occurs

Translated as

it behooves48
it is necessary9
it is necessary for6
it was necessary5
it was necessary for5
it behooves you3
needing3
it was necessary for you2

In the text

Abbott-Smith

δεῖ impersonal (δέω),
[in LXX chiefly for infin. with לְ ;]
one must, it is necessary: with inf., Mat.26:54, Mrk.13:7, Act.5:29, al.; with accusative and inf., Mat.16:21, Mrk.8:31, Jhn.3:7, Act.25:10, al.; with ellipse of accusative, Mat.23:23; of accusative, and inf., Mrk.13:14, Rom.1:27 8:26; οὐ (μὴ) δεῖ (non licet), ought not, must not: Act.25:24, 2Ti.2:24; impf., ἔδει, of necessity or obligation in past time regarding a past event (Bl., § 63, 4), Mat.18:33, Luk.15:32, Jhn.4:4, Act.27:21, al.; periphr., δέον ἐστίν (as in Attic, χρεών ἐστι = χρή, see: δέον), Act.19:36; id., with ellipse of ἐστίν, 1Pe.1:6 τὰ μὴ δέοντα (= ἃ οὐ δεῖ 1Ti.5:13.
SYN.: ὀφείλει, expressing moral obligation, as distinct from δεῖ, denoting logical necessity and χρή, a need which results from the fitness of things (see Tr., Syn., § cvii, 10; Westc. on Heb.2:1, 1Jn.2:6; Hort on Jas.3:10).
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.