By faith he made his temporary home in the land that God had promised him, although a land inhabited by others, living merely in tents with Isaac and Jacob, who were to share the promise with him.

By faith Abraham, when he was put to the test, offered Isaac as a sacrifice; that is, he who had received the promise was starting to offer as a sacrifice his only son,

of whom it had been said, "Through Isaac your offspring must be traced."

By faith Isaac put his blessings for the future on Jacob and Esau.