Deuteronomy 17:18

17:18 When he sits on his royal throne he must make a copy of this law on a scroll given to him by the Levitical priests.

Deuteronomy 31:9-10

The Deposit of the Covenant Text

31:9 Then Moses wrote down this law and gave it to the Levitical priests, who carry the ark of the Lord’s covenant, and to all Israel’s elders. 31:10 He commanded them: “At the end of seven years, at the appointed time of the cancellation of debts, at the Feast of Temporary Shelters,

Malachi 2:7

2:7 For the lips of a priest should preserve knowledge of sacred things, and people should seek instruction from him because he is the messenger of the Lord who rules over all.