But Nadab and Abihu died before Adonai for offering unauthorized fire before Adonai in the Sinai wilderness—they had no children. So Eleazar and Ithamar served as kohanim under Aaron their father.
Bring with you your brothers, the tribe of Levi, the tribe of your father, so that they may join you and assist you, both you and your sons with you, before the Tent of the Testimony.
Yet they will be ministers in My Sanctuary, overseers of the gates of the House and ministering in the House. They will slaughter the burnt offering and the sacrifice for the people. They will stand before them to minister to them.