Leviticus 18:10-15 New Century Version (NCV)

10. “ ‘You must not have sexual relations with your son’s daughter or your daughter’s daughter; that would bring shame on you.

11. “ ‘If your father and his wife have a daughter, she is your sister. You must not have sexual relations with her.

12. “ ‘You must not have sexual relations with your father’s sister; she is your father’s close relative.

13. You must not have sexual relations with your mother’s sister; she is your mother’s close relative.

14. You must not have sexual relations with the wife of your father’s brother, because this would shame him. She is your aunt.

15. “ ‘You must not have sexual relations with your daughter-in-law; she is your son’s wife. Do not have sexual relations with her.

Leviticus 18