'Holy Covenant' in the Bible

So then he will return to his own land, with great substance, with, his heart, set upon a holy covenant; yea he will act with effect, and return to his own land.

Then will come in against him the ships of Cyprus, and he will be disheartened, and again have indignation against a holy covenant, and will act with effect, - and again gain intelligence, concerning them who are forsaking a holy covenant.

To perform mercy with our fathers, and to be mindful of his holy covenant, -