16. For all that is in the world, sensual lust, enticement for the eyes, and a pretentious life, is not from the Father but is from the world.
17. Yet the world and its enticement are passing away. But whoever does the will of God remains forever.
18. Children, it is the last hour; and just as you heard that the antichrist was coming, so now many antichrists have appeared. Thus we know this is the last hour.
19. They went out from us, but they were not really of our number; if they had been, they would have remained with us. Their desertion shows that none of them was of our number.