NUM185 It was taught: R. Levi said: "The heart and the eye are the two agents of sin, as it is written (Proverbs 23:26): "Give, my son, your heart to Me, and your eyes shall heed My ways." The Holy One Blessed be He is saying, in effect: "If you give Me your heart and your eyes, I know that you are Mine (Yerushalmi Berachoth 1:5)
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