And Abimelech charged all his people, saying, He that toucheth this man or his wife shall surely be put to death. He that toucheth - He who injures Isaac or defiles Rebekah shall certainly die for it. Death was the punishment for adultery among the Canaanites, Philistines, and Hebrews. See Genesis 38:24.
Related Commentaries of Genesis 26:11
Genesis 26:11
11 And Abimelech charged all his people, saying, He that toucheth this man or his wife shall surely be put to death.