Leviticus 18:16 in the King James Version
Thou shalt not uncover the nakedness of thy brother’s wife: it is thy brother’s nakedness.
Context
15 “‘You shall not uncover the nakedness of your daughter-in-law. She is your son’s wife. You shall not uncover her nakedness.
16 “‘You shall not uncover the nakedness of your brother’s wife. It is your brother’s nakedness.
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.