1: δύο
(Strong's #1417 — Noun — duo — doo'-o )

is rendered "twain" in Matthew 5:41; 19:5,6; 21:31; 27:21,51; Mark 10:8 (twice); 15:38; in 1—Corinthians 6:16; Ephesians 5:31 , RV (AV, "two"); Ephesians 2:15; in Revelation 19:20 , RV (AV, "both").

John 2:6 Luke 9:3Luke 10:11—Corinthians 14:27Mark 6:7 Matthew 27:51Mark 15:38 Luke 17:34 Luke 17:35