Deuteronomy 23:2 KJV
A bastard shall not enter into the congregation of the Lord; even to his tenth generation shall he not enter into the congregation of the Lord.
Deuteronomy 23:2, King James Version
In context
1 He that is wounded in the stones, or hath his privy member cut off, shall not enter into the congregation of the Lord.
2 A bastard shall not enter into the congregation of the Lord; even to his tenth generation shall he not enter into the congregation of the Lord.
3 An Ammonite or Moabite shall not enter into the congregation of the Lord; even to their tenth generation shall they not enter into the congregation of the Lord for ever: