Lexical Definition

‎προφητεύω‎ prophēteúō (prof-ate-yoo'-o) to prophesy ^G:V
from ‎προφήτης‎

prophesy.

• to foretell events, divine, speak under inspiration, exercise the prophetic office

Abbott-Smith

προφητεύω (< προφήτης), [in LXX chiefly for נבא ni., hith.;]
to be a προφήτης (q.v.), to prophesy: in the primary sense of telling forth the Divine counsels, Mt 7:22 26:68, Mk 14:65, Lk 1:67 22:64, Ac 19:6, I Co 11:4, 5 13:9 14:1, 3-5, 24, 31, 39, Re 11:3; with the idea of foretelling future events (an idea merely incidental, not essential; v. Lft., Notes, 83 f.), Mt 11:13, Ac 2:17, 18(LXX) 21:9; seq. περί, Mt 15:7, Mk 7:6, I Pe 1:10; ἐπί, c. dat., Re 10:11; λέγων, Ju 14; ὅτι, Jo 11:51.†
SYN.: μαντεύομαι, q.v.

Abbott-Smith References

Liddell-Scott-Jones

προφητεύω-εύω,

Doric dialect προφᾱτ- [Refs 5th c.BC+] —in imperfect and aorist 1 the augment is sometimes placed after the preposition, προ-εφήτευον, -εφήτευσα[LXX+NT]:— to be a προφήτης or interpreter of the gods, μαντεύεο, Μοῖσα, προφατεύσω δ᾽ ἐγώ [Refs 5th c.BC+]; τίς προφητεύωεύει θεο; who is his interpreter? [προφητεύωεύοντες τοῦ ἱροῦ 5th c.BC: Herodotus Historicus 7.111; ἡψυχὴ τὰ θεῖα καταλαβομένη τοῖς τε ἀνθρώποις προφητεύωεύουσα 4th c.BC: Aristoteles Philosophus “de Mundo” 391a16; οὗ [μαντείου] προειστήκει προφητεύωεύων 2nd c.AD: Lucianus Sophista “VH” 2.33, compare 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.412b">Refs 5th c.BC+]; οὐκ ἔστιν ὅστις σοι προφητεύωεύσει τάδε will be thy intermediary in asking this, [Refs 5th c.BC+]; ἡ μανία.. προφητεύωεύσασα with oracular power, [Refs 5th c.BC+] —passive, τὰ προφητεύωευθέντα [Refs 8th c.BC+]

__II expound, interpret, preach, under the influence of the Holy Spirit, [NT+4th c.AD+]
__III hold office of προφήτης, Θεοδώρου προφᾱτεύοντος [Refs 2nd c.AD+]
__IV to be a quack doctor, [Refs 2nd c.AD+]

_{LSJ Scripture Refs: LXX.1Kgs.22.12 ☩ Acts.19.6 ☩ LXX.Num.11.25 ☩ Luke.1.67 ☩ John.11.51 ☩ Acts.2.17 ☩ 1Cor.11.4}