Deuteronomy 21:5
And the priests, the sons of Levi, shall come near. For Jehovah your God has chosen them to minister to him, and to bless in the name of Jehovah, and by their word shall every controversy and every stroke be tried.
1 Chronicles 23:13
The sons of Amram: Aaron and Moses. And Aaron was separated so that he should sanctify the most holy things, he and his sons forever, to burn incense before Jehovah, to minister to Him, and to bless in His name forever.
Deuteronomy 10:8
At that time Jehovah separated the tribe of Levi to carry the ark of the covenant of Jehovah, to stand before Jehovah to minister to Him, and to bless in His name, until today.
Numbers 6:22-27
And Jehovah spoke to Moses, saying,
Deuteronomy 17:8-12
If a matter is too hard for you in judgment, between blood and blood, between plea and plea, and between stroke and stroke, matters of strife within your gates, then you shall arise and go up to the place which Jehovah your God shall choose.
Deuteronomy 18:5
For Jehovah your God has chosen him out of all your tribes, to stand to minister in the name of Jehovah, him and his sons forever.
Deuteronomy 19:17
then both the men who are disagreeing shall stand before Jehovah, before the priests and the judges which shall be in those days.
Malachi 2:7
For the priest's lips should guard knowledge, and they should seek the Law at his mouth; for he is the messenger of Jehovah of Hosts.