Deuteronomy 21:5
And the priests the sons of Levi shall come near (for them the LORD thy God hath chosen to minister to him, and to bless in the name of the LORD) 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, that he should sanctify the most holy things, he and his sons for ever, to burn incense before the LORD, to minister to him, and to bless in his name for ever.
Deuteronomy 10:8
At that time the LORD separated the tribe of Levi, to bear the ark of the covenant of the LORD, to stand before the LORD to minister to him, and to bless in his name, to this day.
Numbers 6:22-27
And the LORD spoke to Moses, saying,
Deuteronomy 17:8-12
If there shall arise a matter too hard for thee in judgment, between blood and blood, between plea and plea, and between stroke and stroke, being matters of controversy within thy gates: then shalt thou arise, and go up to the place which the LORD thy God shall choose;
Deuteronomy 18:5
For the LORD thy God hath chosen him out of all thy tribes, to stand to minister in the name of the LORD, him and his sons for ever.
Deuteronomy 19:17
Then both the men between whom the controversy is shall stand before the LORD, before the priests, and the judges, who shall be in those days;
Malachi 2:7
For the priest's lips should keep knowledge, and they should seek the law at his mouth: for he is the messenger of the LORD of hosts.