'Nakedness' in the Bible
You must not expose your father's nakedness by having sexual intercourse with your mother. She is your mother; you must not have intercourse with her.
You must not have sexual intercourse with your father's wife; she is your father's nakedness.
You must not expose the nakedness of your son's daughter or your daughter's daughter by having sexual intercourse with them, because they are your own nakedness.
You must not expose the nakedness of your father's brother; you must not approach his wife to have sexual intercourse with her. She is your aunt.
You must not have sexual intercourse with your brother's wife; she is your brother's nakedness.
If a man has sexual intercourse with his father's wife, he has exposed his father's nakedness. Both of them must be put to death; their blood guilt is on themselves.
"'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.
If a man has sexual intercourse with a menstruating woman and uncovers her nakedness, he has laid bare her fountain of blood and she has exposed the fountain of her blood, so both of them must be cut off from the midst of their people.
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.
If a man has sexual intercourse with his aunt, he has exposed his uncle's nakedness; they must bear responsibility for their sin, they will die childless.
If a man has sexual intercourse with his brother's wife, it is indecency. He has exposed his brother's nakedness; they will be childless.