Levलैव्य Leviticusलैव्यव्यवस्था, chapterअध्याय Book of Leviticusलैव्यव्यवस्था, chapterअध्याय 20

And if a man shall lie with a woman having her sickness, and shall uncover her nakedness; he has discovered her fountain, and she has uncovered the fountain of her blood: and both of them shall be cut off from among their people.