Luke 2:13-14
And suddenly there was with the angel a multitude of the heavenly host praising God, and saying,
Ephesians 3:10
to the intent that now to the principalities and powers in the heavenly regions might be known through the church the manifold wisdom of God,
Revelation 5:11-14
And I saw, and I heard the voice of many angels around the throne and the living creatures and the elders; and the number of them was ten thousand times ten thousand, and thousands of thousands;
Revelation 7:9
After these things I saw, and lo! a great multitude, which no one could number, out of every nation and all tribes and peoples and tongues, standing before the throne and before the Lamb, clothed in white robes, and palms in their hands.