Leviticus 10:5-10
English Standard Version
Chapter 10
5So they came near and carried them in their coats out of the camp, as Moses had said. 6And Moses said to Aaron and to Eleazar and Ithamar his sons, "Do not let the hair of your heads hang loose, and do not tear your clothes, lest you die, and wrath come upon all the congregation; but let your brothers, the whole house of Israel, bewail the burning that the Lord has kindled. 7And do not go outside the entrance of the tent of meeting, lest you die, for the anointing oil of the Lord is upon you." And they did according to the word of Moses.
8And the Lord spoke to Aaron, saying,
9"Drink no wine or strong drink, you or your sons with you, when you go into the tent of meeting, lest you die. It shall be a statute forever throughout your generations.
10You are to distinguish between the holy and the common, and between the unclean and the clean,