Every man transgressing, and not abiding in the doctrine of the Christ, does not have God. The man abiding in the doctrine of the Christ, this man has both the Father and the Son.

For many deceivers [heretics, posing as Christians] have gone out into the world, those who do not acknowledge and confess the coming of Jesus Christ in the flesh (bodily form). This [person, the kind who does this] is the deceiver and the antichrist [that is, the antagonist of Christ].