[10] Wherefore she said unto Abraham, Cast out this bondwoman and her son: of this bondwoman shall not be heir with my son, even with Isaac. [11] And the thing was very in Abraham's sight because of his son. [12] And God said unto Abraham, in thy sight because of the lad, and because of thy bondwoman; in all that Sarah hath said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.