So Al-Khidr accepted his excuse, then they both went out from the ship, then while they both were walking on the coast behold they both saw a boy playing with the boys, so Al-Khidr killed him, so Moses rejected upon him and said: "How did you kill a pure soul that had not reached the limit of obligation, and had not killed a soul, so that it deserves the killing for it? You have surely performed a great monstrous matter."