'Book of the Law' in the Bible

but, the sons of them that smote him, slew he not, - as it is written in the book of the law of Moses, which Yahweh commanded, saying - Fathers, shall not be put to death, for sons, nor shall, sons, be put to death, for fathers, but every man, for his own sin, shall be put to death.

Then said Hilkiah the high priest, unto Shaphan the scribe - The book of the law, have I found, in the house of Yahweh. So Hilkiah delivered the book unto Shaphan, and he read it.

And it came to pass, when the king heard the words of the book of the law, that he rent his clothes.