'Book of the Law' in the Bible

Yahweh will set him apart to evil out of all the tribes of Israel, according to all the curses of the covenant that is written in this book of the law.

if you shall obey the voice of Yahweh your God, to keep his commandments and his statutes which are written in this book of the law; if you turn to Yahweh your God with all your heart, and with all your soul.

"Take this book of the law, and put it by the side of the ark of the covenant of Yahweh your God, that it may be there for a witness against you.