You therefore, beloved, knowing this beforehand, be on your guard so that you are not
carried away by the error of unprincipled men and fall from your own steadfastness.
For there are many rebellious men, empty talkers and deceivers, especially those of the circumcision, who must be
silenced because they are upsetting whole families, teaching things they should not teach for the sake of sordid gain.
But even if we, or an angel from heaven, should preach to you a gospel contrary to what we have preached to you, he is to be accursed! As we have said before, so I say again now, if any man is preaching to you a gospel contrary to what you received, he is to be accursed!