Woe - Vine's Expository Dictionary of New Testament Words
Woe
[ 1,,G3759, ouai ]an interjection, is used
(a) in denunciation, Matthew 11:21; Matthew 18:7 (twice); eight times in ch. 23; Matthew 24:19; Matthew 26:24; Mark 13:17; Mark 14:21; Luke 6:24-Luke 6:25 (twice), Luke 6:26; Luke 10:13; six times in ch. 11; Luke 17:1; Luke 21:23; Luke 22:22; 1 Corinthians 9:16; Jude 1:11; Revelation 8:13 (thrice); Revelation 12:12; as a noun, Revelation 9:12 (twice); Revelation 11:14 (twice);
(b) in grief, alas," Revelation 18:10,Revelation 18:16,Revelation 18:19 (twice in each).