Revelation 12:7
Then a war broke out in heaven: Michael and his angels fought against the dragon, and the dragon and his angels fought back.
What it says
War breaks out in heaven between Michael and his angels and the dragon with his angels.
What it is doing
This verse opens the heavenly conflict at the heart of the chapter.
In context
7Then a war broke out in heaven: Michael and his angels fought against the dragon, and the dragon and his angels fought back. 8But the dragon was not strong enough, and no longer was any place found in heaven for him and his angels. 9And the great dragon was hurled down — that ancient serpent called the devil and Satan, the deceiver of the whole world. He was hurled to the earth, and his angels with him. 10And I heard a loud voice in heaven saying: 11They have conquered him by the blood of the Lamb 12Therefore rejoice, O heavens,