'My Covenant' in the Bible

“Nevertheless, I will remember My covenant with you in the days of your youth, and I will establish an everlasting covenant with you.

Thus I will establish My covenant with you, and you shall know that I am the Lord,

Therefore, thus says the Lord God, “As I live, surely My oath which he despised and My covenant which he broke, I will inflict on his head.

when you brought in foreigners, uncircumcised in heart and uncircumcised in flesh, to be in My sanctuary to profane it, even My house, when you offered My food, the fat and the blood; for they made My covenant void—this in addition to all your abominations.