Thematic Bible: Those that preach other gospels

I wonder that so quickly are ye transferred from him having called you by the grace of Christ to another good news: Which is not another; except some are troubling you, and wishing to pervert the good news of Christ. But also if we, or a messenger from heaven, announce good news to you, more than what: we have announced to you, let him be anathema. read more.
As we said before, also now say I again, If any announce to you good news above what ye received, let him be anathema. For now do I persuade men, or God? or seek I to please men? for if I had yet pleased men, I should not have been the servant of Christ.