You are not to seek peace or prosperity from them as long as you live.
Interpreters are not agreed what is here meant by entering into the congregation of the Lord, which is here forbidden to eunuchs and to bastards, Ammonites and Moabites, for ever, but to Edomites and Egyptians only till the third generation. 1. Some think they are hereby excluded from communicating with the people of God in their religious services.
Commenting on Deuteronomy 23:1-8
Thou shalt not seek their peace nor their prosperity all thy days for ever. Not that they were to retain malice towards them, or indulge a spirit of revenge, or not do them any good offices in a private way, which is contrary to the law of love; nor does this contradict any offices of kindness and friendship that might be performed in a personal...
Thou shalt not seek their peace nor their prosperity all thy days for ever. (d) You shall have nothing to do with them.