Romans 16:18
and avoid them; for such people serve not our Lord Jesus Christ, but their own belly; and by a soothing address and good words deceive the hearts of the innocent.
1 Timothy 6:9-10
But they, that will be rich, fall into temptation and a snare, and into many foolish and hurtful lusts, which plunge men into ruin and perdition.
Titus 1:11
who subvert whole families, teaching what they ought not, for shameful gain:
2 Peter 2:15
who have forsaken the right way, and are gone astray, having followed the way of Balaam the son of Bosor, who loved the wages of iniquity;
Jude 1:11
Wo unto them; for they have gone in the way of Cain, and been carried away by Balaam's error, the love of lucre, and perished as in the contradiction of Korah.