'Confirm' in the Bible

I confirm My covenant with you that never again will every creature be wiped out by the waters of a flood; there will never again be a flood to destroy the earth.”

But God said, “No. Your wife Sarah will bear you a son, and you will name him Isaac. I will confirm My covenant with him as an everlasting covenant for his future offspring.

But I will confirm My covenant with Isaac, whom Sarah will bear to you at this time next year.”

stay in this land as a foreigner, and I will be with you and bless you. For I will give all these lands to you and your offspring, and I will confirm the oath that I swore to your father Abraham.