In mid-June, Afshin crossed the Anti-Taurus Mountains and encamped at the fort of Dazimon (, modern Dazmana), between Amaseia and Tokat, a strategically important location which served as a concentration point (aplekton) for the Byzantines too.
Although Theophilos's principal commanders, Theophobos and the Domestic of the Schools Manuel, both advised for a surprise night attack, the Emperor sided with the opinion of the other officers and resolved to wait and launch his attack on the next day.