'Book of the Covenant' in the Bible

And he took the book of the covenant, and read in the audience of the people: and they said, All that the LORD hath said will we do, and be obedient.

And the king went up into 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 ears all the words of the book of the covenant which was found in the house of the LORD.

And the king commanded all the people, saying, Keep the passover unto Jehovah your God, as it is written in this book of the covenant.

And the king went up into the house of the LORD, and all the men of Judah, and the inhabitants of Jerusalem, and the priests, and the Levites, and all the people, great and small: and he read in their ears all the words of the book of the covenant that was found in the house of the LORD.