Deuteronomy 21:5
Then the priests, the sons of Levi, shall come forward, for the LORD your God has chosen them to minister to him and to bless in the name of the LORD, and by their word every dispute and every assault shall be settled.
1 Chronicles 23:13
The sons of Amram: Aaron and Moses. Aaron was set apart to dedicate the most holy things, that he and his sons forever should make offerings before the LORD and minister to him and pronounce blessings in his name forever.
Deuteronomy 10:8
At that time the LORD set apart the tribe of Levi to carry the ark of the covenant of the LORDto stand before the LORD to minister to him and to bless in his name, to this day.
Numbers 6:22-27
The LORD spoke to Moses, saying,
Deuteronomy 17:8-12
"If any case arises requiring decision between one kind of homicide and another, one kind of legal right and another, or one kind of assault and another, any case within your towns that is too difficult for you, then you shall arise and go up to the place that the LORD your God will choose.
Deuteronomy 18:5
For the LORD your God has chosen him out of all your tribes to stand and minister in the name of the LORD, him and his sons for all time.
Deuteronomy 19:17
then both parties to the dispute shall appear before the LORD, before the priests and the judges who are in office in those days.
Malachi 2:7
For the lips of a priest should guard knowledge, and people should seek instruction from his mouth, for he is the messenger of the LORD of hosts.