'Singeth' in the Bible

Then singeth Moses and the sons of Israel this song to Jehovah, and they speak, saying: -- 'I sing to Jehovah, For triumphing He hath triumphed; The horse and its rider He hath thrown into the sea.

Then singeth Israel this song, concerning the well -- they have answered to it:

And Deborah singeth -- also Barak son of Abinoam -- on that day, saying: --

Deliver me from blood, O God, God of my salvation, My tongue singeth of Thy righteousness.