“God will provide for himself the lamb for the burnt offering, my son,” Abraham replied. The two of them continued on together.

Let me walk among all your flocks today and remove from them every speckled or spotted sheep, every dark-colored lamb, and the spotted or speckled goats. These animals will be my wages.

Isaac said to his father Abraham, “My father?” “What is it, my son?” he replied. “Here is the fire and the wood,” Isaac said, “but where is the lamb for the burnt offering?”