Moulavi Gerágh Ali, A Critical Exposition of the Popular 'Jihád'…
“ They joined an immense force of the Bedouin tribes (the entire army was estimated at ten thousand) , marched against Mohammad, and besieged Medina. Mohammad defended the city by digging a Ditch. The army of Medina was posted within the trench, and that of the Koreish encamped opposite them. In the meantime Abu Sofian succeeded in detaching the Jewish tribe of Koreiza from their allegiance to Mohammad. The danger to Medina from this defection was great. The enemy made a general attack, which was repulsed. ”
