Verses with the word generations in the New Testament (3 verses):

Matthew 1:17
So all the generations from Abraham to David are fourteen generations; and from David until the carrying away into Babylon are fourteen generations; and from the carrying away into Babylon unto Christ are fourteen generations.

Luke 1:48
For he hath regarded the low estate of his handmaiden: for, behold, from henceforth all generations shall call me blessed.

Colossians 1:26
Even the mystery which hath been hid from ages and from generations, but now is made manifest to his saints: