The earliest work of Orosius, Consultatio sive commonitorium ad Augustinum de errore Priscillianistarum et Origenistarum, explains its object by its title; it was written soon after his arrival in Africa, and is usually printed in the works of Augustine along with the reply of the latter, Contra Priscillianistas et Origenistas liber [ad Orosium.
In 434, three years after the council of Ephesus, he wrote the Commonitorium adversus profanas omnium haereticorum novitates, in which he ultimately aims at Augustine's doctrine of grace and predestination.
It explains why the Commonitorium has reached us only in a mutilated form.
The Commonitorium has been edited by Baluze (Paris, 1663, 1669 and 1684) and by Klapfel (Vienna, 1809).
C. 450) in his brief but influential Commonitorium; again from southern Gaul.