Acts 7:6
'And God spake thus, That his seed shall be sojourning in a strange land, and they shall cause it to serve, and shall do it evil four hundred years,
Genesis 15:13
and He saith to Abram, 'knowing -- know that thy seed is a sojourner in a land not theirs, and they have served them, and they have afflicted them four hundred years,
Genesis 15:16
and the fourth generation doth turn back hither, for the iniquity of the Amorite is not yet complete.'
Exodus 12:40-41
And the dwelling of the sons of Israel which they have dwelt in Egypt is four hundred and thirty years;
Galatians 3:17
and this I say, A covenant confirmed before by God to Christ, the law, that came four hundred and thirty years after, doth not set aside, to make void the promise,