Rev 5:12-13, Rev 7:10
In the Old Testament, David thanked God and praised God. (1 Chronicles 29:13)
1 Chronicles 29:13 Now therefore, our God, we thank thee, and praise thy glorious name.
God and Christ are eternally worthy of glory and praise. (Rev 5:12-13, Rev 7:10)
Rev 5:12 Saying with a loud voice, Worthy is the Lamb that was slain to receive power, and riches, and wisdom, and strength, and honour, and glory, and blessing.
13 And every creature which is in heaven, and on the earth, and under the earth, and such as are in the sea, and all that are in them, heard I saying, Blessing, and honour, and glory, and power, be unto him that sitteth upon the throne, and unto the Lamb for ever and ever.
Rev 7:10 And cried with a loud voice, saying, Salvation to our God which sitteth upon the throne, and unto the Lamb.