You must not have sexual intercourse with your sister, whether she is your father's daughter or your mother's daughter, whether she is born in the same household or born outside it; you must not have sexual intercourse with either of them.

You must not have sexual intercourse with the daughter of your father's wife born of your father; she is your sister. You must not have intercourse with her.

You must not have sexual intercourse with your father's sister; she is your father's flesh.

You must not have sexual intercourse with your mother's sister, because she is your mother's flesh.

You must not take a woman in marriage and then marry her sister as a rival wife while she is still alive, to have sexual intercourse with her.

"'If a man has sexual intercourse with his sister, whether the daughter of his father or his mother, so that he sees her nakedness and she sees his nakedness, it is a disgrace. They must be cut off in the sight of the children of their people. He has exposed his sister's nakedness; he will bear his punishment for iniquity.

You must not expose the nakedness of your mother's sister and your father's sister, for such a person has laid bare his own close relative. They must bear their punishment for iniquity.

and his virgin sister who is near to him, who has no husband; he may defile himself for her.