He speaks about these things in all his letters. Some of the things he says are hard to understand, which ignorant and unstable people twist to their own destruction, just as they do with the other Scriptures.
They went out from us, but they did not belong to us; for if they had belonged to us, they would have remained with us. But they went out so that it might be revealed that they do not belong to us.
The great dragon was thrown down, the old serpent, who is called the devil and Satan, the deceiver of the whole world. He was thrown down to the earth, and his angels were thrown down with him.