Leviticus 18:4

18:4 Ye shall do my judgments, and keep mine ordinances, to walk therein: I [am] the LORD your God.

Leviticus 18:26

18:26 Ye shall therefore keep my statutes and my judgments, and shall not commit [any] of these abominations; [neither] any of your own nation, nor any stranger that sojourneth among you:

Leviticus 18:30

18:30 Therefore shall ye keep mine ordinance, that [ye] commit not [any one] of these abominable customs, which were committed before you, and that ye defile not yourselves therein: I [am] the LORD your God.