Leviticus 20:17

20:17 "'If a man takes his sister, his father's daughter, or his mother's daughter, and sees her nakedness, and she sees his nakedness; it is a shameful thing; and they shall be cut off in the sight of the children of their people: he has uncovered his sister's nakedness; he shall bear his iniquity.
-World English Bible

Other Translation

20:17 And if a man shall take his sister, his father's daughter, or his mother's daughter, and see her nakedness, and she see his nakedness; it [is] a wicked thing; and they shall be cut off in the sight of their people: he hath uncovered his sister's nakedness; he shall bear his iniquity.
-King James Version