Exodus 27:21
New International Version
21 In the tent of meeting,(A) outside the curtain that shields the ark of the covenant law,(B) Aaron and his sons are to keep the lamps(C) burning before the Lord from evening till morning. This is to be a lasting ordinance(D) among the Israelites for the generations to come.
Numbers 18:7
New International Version
7 But only you and your sons may serve as priests in connection with everything at the altar and inside the curtain.(A) I am giving you the service of the priesthood as a gift.(B) Anyone else who comes near the sanctuary is to be put to death.(C)”
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