_____
Ishmael is a sign of the works we try to accomplish through our fleshy ways, and Isaac a sign of grace, and the miraculous works God can perform despite us. Let us not be confused as to who was who.
_____
God explicitly told Abraham the promise of his seed would come through the lineage of Isaac. Gen. 17:19; “And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant and with his seed after him”.
