¹⁷ By faith, Abraham, being tested, offered up Isaac. Yes, he who had gladly received the promises was offering up his one and only son, ¹⁸ to whom it was said, “Your offspring will be accounted as from Isaac,” Genesis 21:12 ¹⁹ concluding that God is able to raise up even from the dead. Figuratively speaking, he also did receive him back from the dead.