In Parshat Shoftim, we find many interesting mitzvot directed at the King of Israel. Among them is the mitzvah to write two sifrei Torah:
And it shall be, when he sits upon the throne of his kingdom, he shall write for himself a copy of this Torah in a scroll, out of that which is before the priests, the Levites. And it shall be with him, and he shall read therein all the days of his life; that he may learn to fear the LORD his G-d, to keep all …