Deuteronomy 17:18-20

18“And when he sits on the throne of his kingdom, ahe shall write for himself in a book a copy of this law, bapproved by
Hebrew from before
the Levitical priests.
19And dit shall be with him, and he shall read in it all the days of his life, ethat he may learn to fear the Lord his God by keeping all the words of this law and these statutes, and doing them, 20that his heart may not be lifted up above his brothers, and that he fmay not turn aside from the commandment, either to the right hand or to the left, gso that he may continue long in his kingdom, he and his children, in Israel.

Malachi 4:4

4 hRemember ithe law of my servant Moses, the statutes and rules
Or  and just decrees
that I commanded him at Horeb for all Israel.

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