7 but you must not go out from the entrance of the Meeting Tent lest you die, for the Lord’s anointing oil is on you.” So they acted according to the word of Moses. 8 Then the Lord spoke to Aaron, 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. This is a perpetual statute throughout your generations, 10 as well as to distinguish between the holy and the common, and between the unclean and the clean, 11 and to teach the Israelites all the statutes that the Lord has spoken to them through Moses.”

19 When they go out to the outer court to the people, they must remove the garments they were ministering in and place them in the holy chambers; they must put on other garments so that they will not transmit holiness to the people with their garments. 20 “‘They must not shave their heads nor let their hair grow long; they must only trim their heads. 21 No priest may drink wine when he enters the inner court. 22 They must not marry a widow or a divorcee, but they may marry a virgin from the house of Israel or a widow who is a priest’s widow. 23 Moreover, they will teach my people the difference between the holy and the common and show them how to distinguish between the ceremonially unclean and the clean.