Rev RevelationOpinberunarbókin, chapterkafli Revelation of Jesus ChristOpinberunarbók Jóhannesar, chapterkafli 12

And prevailed not; neither was their place found any more in heaven.

And the great dragon was cast out, that old serpent, called the Devil, and Satan [the adversary], which deceives the whole world: he was cast out into the earth, and his angels were cast out with him.Luk 10:18