"You shall not make marriages with them"—Deuteronomy 7:3.
It is forbidden to marry a non-Jew.
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"An Ammonite or a Moabite shall not enter the congregation of G‑d"—Deuteronomy 23:4.
It is forbidden to marry a male Ammonite or Moabite, even after they convert to Judaism.
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"Do not reject an Egyptian"—Deuteronomy 23:8.
It is forbidden to utterly distance an Egyptian convert. A third generation Egyptian convert must be allowed to marry among the Jewish people.
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"Do not reject the Edomite, since he is your brother"—Deuteronomy 23:8.
It is forbidden to utterly distance an Edomite convert. A third generation Edomite convert must be allowed to marry among the Jewish people.
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"A mamzer shall not enter into the assembly of G‑d"—Deuteronomy 23:3.
A child born of certain illicit relationships is called a mamzer. Such an individual may not marry a non-mamzer.
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"A man with injured testicles or whose member is cut may not enter the assembly of G‑d"—Deuteronomy 23:2.
A man whose genitals have been damaged to the point that he is incapable of fathering a child may not marry a Jewish woman.
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"...neither shall you do this in your land"—Leviticus 22:24.
It is forbidden to cause castration to a male – whether human or animal – by damaging his genitals. It is forbidden even to further damage the genitals of a male who has already been castrated.
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