(Genesis 22:13, ESV)And Abraham lifted up his eyes and looked, and behold, behind him was a ram, caught in a thicket by his horns. And Abraham went and took the ram and offered it up as a burnt offering instead of his son./// "Instead of his son" The idea of substitutionary atonement is introduced, which would find its fulfillment in the death of Christ (Isa. 53:4–6; John 1:29; 2 Cor. 5:21).