Genesis 15:13 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; 12 I MC VC

Genesis 15:16 But in the fourth generation they shall come hither again: for the iniquity of the Amorites is not yet full. 10 I MC VC