From the Council of Tours, with the Apostolic Legate Presiding, A.D. 1060

Canon IX. Whoever has accepted in marriage his own blood-relative, or her whom his blood-relative had previously known, or one whose blood-relative he has carnally accepted in marriage, or hereafter has accepted, or, after he knew, did not immediately dismiss, or, knowing, has not dismissed; or he who abducted the wife of another, or shall have abducted her; or he who, dismissing his own wife without episcopal judgment, has led another, or shall have led her: until he hands himself over to fruitful penance, let him know himself excluded and alienated from the Body and Blood of Our Lord Jesus Christ and from the thresholds of the Church ...