Revelation 5:8-9

8And when it took the book, the four living creatures and the twenty-four elders fell before the Lamb, having each a harp and golden bowls full of incenses, which are the prayers of the saints.

9And they sing a new song, saying, Thou art worthy to take the book, and to open its seals; because thou hast been slain, and hast redeemed to 1God, by thy blood, out of every tribe, and tongue, and people, and nation,