Mambo ya Walawi 18 : 11 Leviticus chapter 18 verse 11

Utupu wa binti ya mkewe baba yako, aliyezaliwa na baba yako, yeye ni umbu lako, usifunue utupu wake.
soma Mlango wa 18

"'You shall not uncover the nakedness of your father's wife's daughter, conceived by your father, since she is your sister. "'