And Esau considered that Izhak had blessed Jakob, and had sent him to Padan Aram to take to him from thence a wife, when he blessed him, and commanded him, saying, Thou shalt not take a wife of the daughters of the Kenaanites;
Esau Sees the Blessing and the Warning About Canaanite Wives
Targum Pseudo-Jonathan on Genesis 28:6