'Book of the Covenant' in the Bible

Then he took the book of the covenant and read it in the hearing of the people; and they said, “All that the Lord has spoken we will do, and we will be obedient!”

The king went up to the house of the Lord and all the men of Judah and all the inhabitants of Jerusalem with him, and the priests and the prophets and all the people, both small and great; and he read in their hearing all the words of the book of the covenant which was found in the house of the Lord.

Then the king commanded all the people saying, “Celebrate the Passover to the Lord your God as it is written in this book of the covenant.”

The king went up to the house of the Lord and all the men of Judah, the inhabitants of Jerusalem, the priests, the Levites and all the people, from the greatest to the least; and he read in their hearing all the words of the book of the covenant which was found in the house of the Lord.