God said, *No, but Sarah, your wife, will bear you a son. You shall call his name Yitzchak. I will establish my covenant with him for an everlasting covenant for his seed after him.
but to the sons of Avraham's concubines, Avraham gave gifts. He sent them away from Yitzchak his son, while he yet lived, eastward, to the east country.
Then the king said to the servants, 'Bind him hand and foot, take him away, and throw him into the outer darkness; there is where the weeping and grinding of teeth will be.'
They went out from us, but they didn't belong to us; for if they had belonged to us, they would have continued with us. But they left, that they might be revealed that none of them belong to us.
Gil`ad's wife bore him sons; and when his wife's sons grew up, they drove out Yiftach, and said to him, You shall not inherit in our father's house; for you are the son of another woman.