^{17 Ref} By faith Abraham made an offering of Isaac, when he was tested: and he with whom the agreement had been made gave up as an offering the only son of his body,

^{18 Ref} Of whom it had been said, From Isaac will your seed take their name:

^{19 Ref} Judging that God was able to give life even to the dead; and because of this he did get him back as if from death.