Cross reference
Deuteronomy 27:23
23 Cursed be he who lies with his mother-in-law. All the people shall say, Amen.
Leviticus 20:14
14 "'If a man takes a wife and her mother, it is wickedness: they shall be burned with fire, both he and they; that there may be no wickedness among you.
Leviticus 18:17
17 "'You shall not uncover the nakedness of a woman and her daughter. You shall not take her son's daughter, or her daughter's daughter, to uncover her nakedness; they are near kinswomen: it is wickedness.