Revelation 5:9-14

And they sung a new song, saying: Thou art worthy to take the book, and to open its seals: for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe and tongue and people and nation:

Revelation 19:1-6

After these things, I heard the great voice of a vast multitude in heaven, saying: Alleluia; Salvation and glory and honor and power to our God:

Treasury of Scripture Knowledge

Summary

Praise ye the LORD: for it is good to sing praises unto our God; for it is pleasant; and praise is comely.

Bible References

And praise

Revelation 5:9
And they sung a new song, saying: Thou art worthy to take the book, and to open its seals: for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe and tongue and people and nation:
Revelation 19:1
After these things, I heard the great voice of a vast multitude in heaven, saying: Alleluia; Salvation and glory and honor and power to our God: