You too should beware of him, for he has vigorously opposed our message.
Just as Jannes and Jambres opposed Moses, so also these men oppose the truth. They are depraved in mind and disqualified
Watch out for those dogs, those workers of evil, those mutilators of the flesh!
Behold, I am sending you out like sheep among wolves; therefore be as shrewd as snakes and as innocent as doves.