Mambo ya Walawi 20 : 21 Leviticus chapter 20 verse 21

Tena mtu mume akimtwaa mke wa nduguye, ni uchafu; ameufunua utupu wa nduguye; hao watakuwa hawana wana.
soma Mlango wa 20

"'If a man takes his brother's wife, it is an impurity: he has uncovered his brother's nakedness; they shall be childless.