Hebrews 1:6
and when he re-introduces the first-begotten into the world, he saith, " and let all the angels of God worship him."
1 Peter 1:12
and were answer'd, that it was not they, but we, who were concern'd in the events which they predicted, events which have been now represented to you by those, whom the holy spirit from heaven inspired to preach the gospel to you: a secret which the angels desire to penetrate into.
Revelation 5:11-14
Then in my vision I heard the voice of many angels which surrounded the throne, the animals, and the elders: to the number of ten thousand times ten thousand, and thousands of thousands;
Revelation 14:8-10
And a second angel followed, saying, "Babylon the great is fallen, is fallen, because she has made all nations drink of the deadly wine of her fornication."