In Judaism, yetzer hara (Hebrew: יֵצֶר הַרַע yēṣer haraʿ) is the congenital inclination to do evil, by violating the will of God. The term is drawn from the phrase "the imagination of the heart of man [is] evil" (יֵצֶר לֵב הָאָדָם רַע‎, yetzer lev-ha-adam ra), which occurs twice at the beginning of the Torah (Genesis 6:5 and Genesis 8:21).

The Hebrew word "yetzer" having appeared twice in Genesis occurs again at the end of the Torah: "I knew their devisings that they do".[1] Thus from beginning