 Complete the following phrase:  His chronicle, the Dhail or Mudhayyal Tarikh Dimashq Continuation of the Chronicle of Damascus was an extension of the chronicle of Hilal bin al-Muhassin al-Sabi, covering the years 1056 to al-Qalanisis death in 1160. This chronicle is one of the few contemporary accounts of the First Crusade and its immediate aftermath from the Muslim perspective, making it not only a valuable source for modern historians, but also for later 12th-century chronicles, including Ali ibn al-Athir. He also witnessed the 