Hebrews 11:1, 17, 19
Hebrews 11:17 NKJV
By faith Abraham, when he was tested, offered up Isaac, and he who had received the promises offered up his only begotten son
Hebrews 11:19 NKJV
concluding that God was able to raise him up, even from the dead, from which he also received him in a figurative sense.