While the Muslims were occupied at Fahl, Heraclius, sensing the opportunity, quickly sent an army under General Theodore Trithyrius to recapture Damascus, where a small Muslim garrison had been left. Shortly after Heraclius dispatched this new army, the Muslims having finished the business at Fahl, were on their way to Emesa. The Byzantine army met the Muslims half way to Emesa, at Maraj-al-Rome. During the night Theodras sent half of his army towards Damascus to launch a surprise attack on the Muslim garrison