Assertion: caliphate's army | /r/HasProperty | dispatched by heraclius
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text: In the spring of 636, Khalid withdrew his forces from Damascus to the old Ghassanid capital at Jabiya in the Golan at the approach of a large Byzantine army dispatched by Heraclius, which consisted of imperial troops led by Vahan and Theodore Trithyrius and frontier troops, including Christian Arab light cavalry led by the Ghassanid phylarch Jabala ibn al-Ayham and Armenian auxiliaries led by a certain Georgius (called Jaraja by the Arabs).