Thematic Bible: Aaron and his sons

Then the Lord became angry with Moses, and he said, "What about your brother Aaron the Levite? I know that he can speak very well. Moreover, he is coming to meet you, and when he sees you he will be glad in his heart. "So you are to speak to him and put the words in his mouth. And as for me, I will be with your mouth and with his mouth, and I will teach you both what you must do. He will speak for you to the people, and it will be as if he were your mouth and as if you were his God.

"You are to bring Aaron and his sons to the entrance of the tent of meeting and wash them with water. Then you are to clothe Aaron with the holy garments and anoint him and sanctify him so that he may minister as my priest. You are to bring his sons and clothe them with tunics read more.
and anoint them just as you anointed their father, so that they may minister as my priests; their anointing will make them a priesthood that will continue throughout their generations."