6. It cannot be said that God broke his promise. After all, not all the people of Israel are the true people of God.
7-8. In fact, when God made the promise to Abraham, he meant only Abraham's descendants by his son Isaac. God was talking only about Isaac when he promised
9. Sarah, “At this time next year I will return, and you will already have a son.”
10. Don't forget what happened to the twin sons of Isaac and Rebekah.