Romans 15:10-11
And again he saith, "Rejoice, ye Gentiles, with his people."
Revelation 5:11-14
And I beheld, and I heard the voice of many angels round the throne and the animals and the elders: and the number of them was myriads of myriads, and thousands of thousands;
Revelation 19:1
And after these things I heard a loud voice as of a great multitude in heaven, saying, Alleluia; salvation, and glory, and honor, and power to the Lord our God: for true and righteous are his judgements;
Revelation 19:5-6
And a voice came out from the throne, saying, Praise our God, all ye his servants, and ye that fear Him, both small and great.