G5599
ὦ
oh!
ὦ interj., with vocat., O; __(a) in simple address (less frequently than in cl.; M, Pr., 71); Act.1:1 18:14 27:21, Rom.2:1, 3 9:20, 1Ti.6:20; expressing reproof, Jas.2:20; __(b) in exclamations of surprise, etc.: Mat.15:28, Luk.24:25, Act.13:10, Rom.11:33, Gal.3:1; with nom. (Bl., § 33, 4), Mat.17:17, Mrk.9:19, Luk.9:41.† (AS)
The KJV translates G5599 in the following manner:
O (32x)
Full Thayer's lexicon entry
ὦ — ō
ὦ, an interjection, prefixed to vocatives (on its use in the N. T. cf. Buttmann, 140 (122); (Winers Grammar, § 29, 3)), O; it is used a. in address: ὦ Θεόφιλε, Act 1:1; add, Act 18:14; Act 27:21 (here Tdf. ὦ (ex errore); on the passages which follow cf. Buttmann, as above); Rom 2:1; Rom 2:3; Rom 9:20; 1Ti 6:20; and, at the same time, reproof, Jas 2:20.
b. in exclamation: and that of admiration, Mat 15:28; Rom 11:33 (here Rec.st Lachmann ὦ; cf. Chandler §§ 902 and especially 904); of reproof, Luk 24:25; Act 13:10; Gal 3:1; with the nominative (Winer's Grammar, § 29, 2), Mat 17:17; Mar 9:19; Luk 9:41. ((From Homer down.))
17 occurrences
Matthew (2), Mark (1), Luke (2), Acts (4), Romans (4), Galatians (1), I Timothy (2), James (1)