Deuteronomy 17:16

¹⁴And when thou shalt enter into the land which the Lord thy God gives thee, and shalt inherit it and dwell in it, and shalt say, I will set a ruler over me, as also the other nations round about me;

¹⁵thou shalt surely set over thee the ruler whom the Lord God shall choose: of thy brethren thou shalt set over thee a ruler; thou shalt not have power to set over thee a stranger, because he is not thy brother.

— Deuteronomy 17:16 —

¹⁷And he shall not multiply to himself wives, lest his heart turn away; and he shall not greatly multiply to himself silver and gold.

¹⁸And when he shall be established in his government, then shall he write for himself this repetition of the law into a book by the hands of the priests the Levites;