Galatians 3:17
And I say this; The law which was given after four hundred and thirty years, does not disannul the covenant which had been before confirmed of God, so as to make the promise of none effect.
Acts 7:6-7
And thus God spoke, that his seed shall sojourn in a strange land, and they will enslave it and oppress it four hundred years.
Acts 7:17
When the time of the promise which God made with Abraham drew nigh, the people increased and multiplied in Egypt,
Hebrews 11:8-13
By faith Abraham, being called to go out into a place which he was about to receive for an inheritance, obeyed; and went out, not knowing whither he goes.