4. But Nadab and Abihu died while serving the Lord. They used fire that the Lord did not allow when they made an offering to him. So Nadab and Abihu died there, in the desert of Sinai. They had no sons, so Eleazar and Ithamar took their place and served the Lord as priests. This happened while their father Aaron was still alive.
5. The Lord said to Moses,
6. “Bring all the men from the tribe of Levi. Bring them to Aaron the priest. These men will be his helpers.
7. The Levites will help him when he serves at the Meeting Tent. And they will help all the Israelites when they come to worship at the Holy Tent.