And God spoke to this effect, that his posterity would be aliens in a land belonging to others, who would enslave them and ill-treat them four hundred years.
Then the Lord said to Abram, “Know of a surety that your descendants will be sojourners in a land that is not theirs, and will be slaves there, and they will be oppressed for four hundred years;
This is what I mean: the law, which came four hundred and thirty years afterward, does not annul a covenant previously ratified by God, so as to make the promise void.