'Covenant' in the Bible

Some time later, the angel of the LORD came up from Gilgal to Bochim and announced to Israel, "I brought you up from Egypt and led you into the land that I promised to your ancestors. I had told them, "I'll never breach my covenant with you.

In his burning anger against Israel, the LORD said, "Because the people have transgressed my covenant that I commanded their ancestors to keep, and because they haven't obeyed me,

The Israelis inquired of the LORD, since the Ark of the Covenant was there at that time