The Lamb: Offered in Sacrifice: from the Earliest Times

…while Abel brought the best portions of the firstborn of his flock. And the LORD looked with favor on Abel and his offering,

Then Isaac said to his father Abraham, “My father!” “Here I am, my son,” he replied. “The fire and the wood are here,” said Isaac, “but where is the lamb for the burnt offering?”

Abraham answered, “God Himself will provide the lamb for the burnt offering, my son.” And the two walked on together.