sentences:  Possibly a provincial council, at which Theudorius of Arles was to be judged.An important council was held in 813, at the instigation of Charlemagne, for the correction of abuses and the reestablishment of ecclesiastical discipline.Its decrees insist on a sufficient ecclesiastical education of bishops and priests, on the duty of both to preach frequently to the people and to instruct them in the Catholic Faith, on the obligation of parents to instruct their children, etc.