'Book of the Law' in the Bible
This book of the Law shall not depart out of your mouth, but you shall meditate on it by day and by night, so that you may be careful to do according to all that is written in it. For then you shall make your way prosperous, and then you shall act wisely.
as Moses the servant of Jehovah commanded the sons of Israel, as it is written in the book of the Law of Moses, an altar of whole stones over which no man has lifted any iron. And they offered on it burnt offerings to Jehovah, and sacrificed peace offerings.
And afterward he read all the words of the Law, the blessings and cursings, according to all that is written in the book of the Law.
And be very courageous to keep and to do all that is written in the book of the Law of Moses, so that you do not turn aside from it to the right or to the left;
And Joshua wrote these words in the book of the Law of God, and took a great stone and set it up there under an oak by the sanctuary of Jehovah.