Verses with the word sung in the New Testament (4 verses):

Matthew 26:30
And when they had sung an hymn, they went out into the mount of Olives.

Mark 14:26
And when they had sung an hymn, they went out into the mount of Olives.

Revelation 5:9
And they sung a new song, saying, Thou art worthy to take the book, and to open the seals thereof: for thou wast slain, and hast redeemed us to God by thy blood out of every kindred, and tongue, and people, and nation;

Revelation 14:3
And they sung as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth.