¹⁷ It was by faith that Abraham, when he was put to the test, offered up Isaac; yes, Abraham, who had received the promise, was in the very act of offering up his only son, ¹⁸ the one about whom it had been said that “In Isaac shall your family be named.” ¹⁹ He reckoned that God was capable of raising him even from the dead; and, in one sense, he did indeed receive him back from there.