Revelation 12:6-8

New Revised Standard Version, Anglicised Catholic Edition

⁶ and the woman fled into the wilderness, where she has a place prepared by God, so that there she can be nourished for one thousand two hundred and sixty days.

Michael Defeats the Dragon

⁷ And war broke out in heaven; Michael and his angels fought against the dragon. The dragon and his angels fought back, ⁸ but they were defeated, and there was no longer any place for them in heaven.