Revelation 12:7 in the King James Version
And there was war in heaven: Michael and his angels fought against the dragon; and the dragon fought and his angels,
Context
6 The woman fled into the wilderness, where she has a place prepared by God, that there they may nourish her one thousand two hundred sixty days.
7 There was war in the sky. Michael and his angels made war on the dragon. The dragon and his angels made war.
8 They didn’t prevail. No place was found for them any more in heaven.