Deuteronomy 27:23
Cursed is he who has sex relations with his mother-in-law. And let all the people say, So be it.
Leviticus 20:14
And if a man takes as wife a woman and her mother, it is an act of shame; let them be burned with fire, all three of them, so that there may be no shame among you.
Leviticus 18:17
You may not take as wife a woman and her daughter, or her son's daughter or her daughter's daughter, for they are of one family: it is an act of shame.
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