How do we know? Before parting from the servants who accompanied them, Abraham said: “You stay here with the donkey, but the boy and I will go over there and worship and return to you. ”
هَلْ كَانَ يَكْذِبُ عَلَيْهِمَا بِقَوْلِهِ إِنَّ إِسْحَاقَ سَيَعُودُ ،‏ وَهُوَ عَالِمٌ أَنَّهُ سَيُقَدِّمُهُ ذَبِيحَةً ؟‏