הלכה אויף דברים 23:8

That an Ammonite or Moabite shall never marry the daughter of an Israelite, as it is said, “An Ammonite or Moabite shall not enter (into the congregation of the Lord)” (Deut. 23:4).

Not to exclude a descendant of Esau from the community of Israel for three generations, as it is said, “Thou shalt not abhor an Edomite …. (the children that are begotten of them shall enter into the congregation of the Lord in their third generation)” (Deut. 23:8-9).

Not to exclude an Egyptian from the community of Israel for three generations, as it is said, “Thou shalt not abhor an Egyptian….” (Deut. 23:8-9).