Revelation 15:3-4

And they were singing the song of Moses, the slave of God, and the song of the Lamb: "Great and wonderful are your works, Lord God, Almighty One; upright and true your ways, O King of the ages.

Revelation 19:1-6

After this I heard something like the loud shout of a great multitude in heaven, saying: "Praise the Lord! Salvation, glory, and power belong to our God,

Treasury of Scripture Knowledge

Summary

Thus will I magnify myself, and sanctify myself; and I will be known in the eyes of many nations, and they shall know that I am the LORD.

Bible References

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Revelation 15:3
And they were singing the song of Moses, the slave of God, and the song of the Lamb: "Great and wonderful are your works, Lord God, Almighty One; upright and true your ways, O King of the ages.
Revelation 19:1
After this I heard something like the loud shout of a great multitude in heaven, saying: "Praise the Lord! Salvation, glory, and power belong to our God,