Leviticus 20:21
“‘If a man takes his brother’s wife, it is an impurity. He has uncovered his brother’s nakedness. They shall be childless.
World English Bible (Public Domain)
In context
Before · Leviticus 20:19–20
19“‘You shall not uncover the nakedness of your mother’s sister, nor of your father’s sister, for he has made his close relative naked. They shall bear their iniquity. 20If a man lies with his uncle’s wife, he has uncovered his uncle’s nakedness. They shall bear their sin. They shall die childless.
21“‘If a man takes his brother’s wife, it is an impurity. He has uncovered his brother’s nakedness. They shall be childless.
After · Leviticus 20:22–23
22“‘You shall therefore keep all my statutes and all my ordinances, and do them, that the land where I am bringing you to dwell may not vomit you out. 23You shall not walk in the customs of the nation which I am casting out before you; for they did all these things, and therefore I abhorred them.