From the Muslim perspective, a chief source of information is Usamah ibn Munqidh, a soldier and frequent ambassador from Damascus to Jerusalem and Egypt, whose memoirs, Kitab al i'tibar, include lively accounts of crusader society in the east.
从穆斯林的视角来看，一个信息的主要来源是乌萨马·伊本·蒙克夫（Usamah ibn Munqidh），一名士兵和频繁往来于大马士革、耶路撒冷和埃及之间的大使，他的回忆录，《沉思录》（Kitab al i'tibar），包含了东方的十字军社会的生动记录。