Moses
Genesis 27:41ESV·traditional attribution

Now Esau hated Jacob because of the blessing with which his father had blessed him, and Esau said to himself, “The days of mourning for my father are approaching; then I will kill my brother Jacob.”

John Calvin Reformed @genevareformer

41. And Esau hated Jacob. It hence appears more clearly, that the tears of Esau were so far from being the effect of true repentance, that they were rather evidences of furious anger. For he is not content with secretly cherishing enmity against his brother, but openly breaks out in wicked threats.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. The malice Esau bore to Jacob upon account of the blessing which he had obtained, Gen 27:41. Thus he went in the way of Cain, who slew his brother because he had gained that acceptance with God of which he had rendered himself unworthy. Esau's hatred of Jacob was, 1. A causeless hatred.

Commenting on Genesis 27:41-46

John Gill Reformed Baptist @doctorgill

And Esau hated Jacob because of the blessing wherewith his father blessed him,.... It being a better blessing than his; giving him a better country, and greater plenty of good things, a larger dominion, and even dominion over him and his seed; for as for the promise of the Messiah, and spiritual blessings, he seems to have no concern about them, only temporal ones: and...