Galatians 3:17

And what I mean is this; that a covenant that was before ratified by God, the Law, which came four hundred and thirty years after, cannot annul, so as to make void the promise;

Acts 7:6-7

And God spoke in this manner: "That his posterity should sojourn in a foreign land, and that they would bring them into bondage, and illtreat them four hundred years;

Acts 7:17

But as the time of the promise drew near, which God solemnly made to Abraham, the people grew and multiplied in Egypt,

Hebrews 11:8-13

By faith Abraham, when called, obeyed to go forth to a place which he was afterward to receive for an inheritance, and went forth, not knowing whither he was going.

Treasury of Scripture Knowledge

Summary

And he said unto Abram, Know of a surety that thy seed shall be a stranger in a land that is not theirs, and shall serve them; and they shall afflict them four hundred years;

Bible References

Thy

Acts 7:6
And God spoke in this manner: "That his posterity should sojourn in a foreign land, and that they would bring them into bondage, and illtreat them four hundred years;
Hebrews 11:8
By faith Abraham, when called, obeyed to go forth to a place which he was afterward to receive for an inheritance, and went forth, not knowing whither he was going.

Four

Galatians 3:17
And what I mean is this; that a covenant that was before ratified by God, the Law, which came four hundred and thirty years after, cannot annul, so as to make void the promise;