They raised a terrible shout, brandished their spears, and when they reached the foot of the rocks, in spite of the efforts of the Allemanni to repel them, pushed steadily on to the higher ground; while behind them came the main body of the army, which following their lead over places rough with brambles and rugged, at last, after vast exertions, reached the very summit of the heights.
— from The Roman History of Ammianus Marcellinus During the Reigns of the Emperors Constantius, Julian, Jovianus, Valentinian, and Valens by Ammianus Marcellinus