Leviticus

Contains rules and instructions for rituals, offerings, and how to live a holy life. ... click to read full summary of this book.

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 wrong. He has seen his brother's private parts. They won't have children.

* Work in progress - there may be occasional inaccuracies