Lev Leviticus, chapterkapitola Book of LeviticusTřetí kniha Mojžíšova, chapterkapitola 20

If a man marries his sister, whether the daughter of his father or of his mother, and they have sexual relations,(c)20:17 Literally and he sees her nakedness and she sees his nakedness it is a disgrace. They must be cut off in the sight of their people. He has uncovered the nakedness of his sister; he shall bear his iniquity.