Leviticus 10:8-10

Perpetual Statutes the Lord Spoke to Aaron

10:8 Then the Lord spoke to Aaron, 10:9 “Do not drink wine or strong drink, you and your sons with you, when you enter into the Meeting Tent, so that you do not die, which is a perpetual statute throughout your generations, 10:10 as well as to distinguish between the holy and the common, and between the unclean and the clean,