Thematic Bible: Had an ecclesiastical establishment

Jehovah continued: Bring your brother Aaron and his sons Nadab, Abihu, Eleazar and Ithamar to you from all the Israelites. They will serve me as priests. Verse ConceptsLeaders, SpiritualPriests, Function In Ot TimesPriests, Institution In Ot TimesServanthood, And Worship Of GodAaron, As High PriestMinisters, Description OfTypes Of Christ

I chose the other Levites from among the Israelites to help you. They are a gift given to Jehovah to do the necessary work at the tent of meeting. Verse ConceptsDedication In Ot

You will know I sent this commandment to you! This way my covenant with Levi will continue, said Jehovah of Hosts. My covenant was with him [Levi]. It was of life and peace. I gave them to him that he might reverence me. He respected me and stood in awe of my name. The law of truth was in his mouth. Unrighteousness was not found in his lips. He walked with me in peace and uprightness. He turned many away from iniquity. read more.
The priests should teach the true knowledge of God. They are the messengers of Jehovah of Hosts. Therefore the people should learn (my will) the law from them.