Psalms 106:35 But were mingled among the heathen, and learned their works.

Exodus 34:15 Lest thou make a covenant with the inhabitants of the land, and they go a whoring after their gods, and do sacrifice unto their gods, and one call thee, and thou eat of his sacrifice;

Exodus 34:16 And thou take of their daughters unto thy sons, and their daughters go a whoring after their gods, and make thy sons go a whoring after their gods.

Joshua 23:12 Else if ye do in any wise go back, and cleave unto the remnant of these nations, even these that remain among you, and shall make marriages with them, and go in unto them, and they to you:

Joshua 23:13 Know for a certainty that the LORD your God will no more drive out any of these nations from before you; but they shall be snares and traps unto you, and scourges in your sides, and thorns in your eyes, until ye perish from off this good land which the LORD your God hath given you.

1 Corinthians 15:33 Be not deceived: evil communications corrupt good manners.

Proverbs 13:20 He that walketh with wise men shall be wise: but a companion of fools shall be destroyed.