'My Covenant' in the Bible

They are turned back to the iniquities of their forefathers, who refused to hear my words; and they are gone after other gods to serve them: the house of Israel and the house of Judah have broken my covenant which I made with their fathers.

not according to the covenant that I made with their fathers in the day that I took them by the hand to bring them out of the land of Egypt; which my covenant they brake, although I was a husband unto them, saith Jehovah.

Thus saith Jehovah: If ye can break my covenant of the day, and my covenant of the night, so that there shall not be day and night in their season;

then may also my covenant be broken with David my servant, that he shall not have a son to reign upon his throne; and with the Levites the priests, my ministers.

Thus saith Jehovah: If my covenant of day and night'stand not, if I have not appointed the ordinances of heaven and earth;

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