Leviticus 18:9-11

Christian Standard Bible

⁹ You are not to have sexual intercourse with your sister, either your father’s daughter or your mother’s,^(A) whether born at home or born elsewhere. You are not to have sex with her. ¹⁰ You are not to have sexual intercourse with your son’s daughter or your daughter’s daughter, for they are your family.^{[a] 11} You are not to have sexual intercourse with your father’s wife’s daughter, who is adopted by^[b] your father; she is your sister.