et cum iam in nostra ripa, immo per omnes Gallias, securi vagarentur, caesis prope quadringentis milibus, qui Romanum occupaverant solum, reliquos​ ultra Nicrum fluvium et Albam removit.
Translation :
And whereas they were wandering at large on our bank, or rather through all the country of Gaul, Probus, after slaying about four hundred thousand​ who had seized upon Roman soil, drove all the rest back beyond the river Neckar and the district of Alba,
Edition :
Historia Augusta, Volume III: The Two Valerians. The Two Gallieni. The Thirty Pretenders. The Deified Claudius. The Deified Aurelian. Tacitus. Probus. Firmus, Saturninus, Proculus and Bonosus. Carus, Carinus and Numerian. Translated by David Magie. Loeb Classical Library 263. Cambridge, MA: Harvard University Press, 1932.
Remark :
long-term consequence: The Romans also recover much of the stolen booty and gain new plunder. Probus afterwards build camps and stationed troops on German territory. (13.8)