2 Bible Verses about A New Song

Then they sang a new song: "You deserve to take the roll and open its seals, for you have been slaughtered, and with your blood have bought for God men from every tribe, tongue, people, and nation,

They were singing a new song before the throne and the four animals and the elders, and no one could learn the song except the 144,000 who had been ransomed from the earth.