Translations
If a man takes his brother's wife, it is a defilement—he has violated his own brother's marriage-bond; they will remain childless.
If a man takes his brother's wife, it is niddah—a state of contamination; he has uncovered his brother's nakedness; they shall remain childless.
And if a man shall take his brother's wife, it is an unclean thing: he hath uncovered his brother's nakedness; they shall be childless.
If a man marries his brother’s wife, it is an act of impurity. He has uncovered the nakedness of his brother; they shall be childless.

