 They first conquered the Galilee, defeating the armies Abdullah sent to meet them, and appointing new rulers to take away his authority in every region they conquered.When they finally reached Acre, they besieged it for 14 months.During the siege, the eldest brother, Salomon, was poisoned (according to some sources, stabbed) by Abdullah's emissaries, and the surviving brothers, despairing of the siege, withdrew with their troops to Damascus.