'Words of the Covenant' in the Bible

He was there with Yahweh forty days and forty nights; he neither ate bread, nor drank water. He wrote on the tablets the words of the covenant, the ten commandments.

These are the words of the covenant which Yahweh commanded Moses to make with the children of Israel in the land of Moab, besides the covenant which he made with them in Horeb.

The king stood in his place, and made a covenant before Yahweh, to walk after Yahweh, and to keep his commandments, and his testimonies, and his statutes, with all his heart, and with all his soul, to perform the words of the covenant that were written in this book.

I will give the men who have transgressed my covenant, who have not performed the words of the covenant which they made before me, when they cut the calf in two and passed between its parts;