《资治通鉴·汉纪·汉纪三十一》
刘玄派柱功侯李宝、益州刺史李忠率军万余人，夺取汉中郡、蜀郡。
更始遣柱功侯李宝、益州刺史张忠将兵万馀人徇蜀、汉。
Liu Xuan dispatched the Zhugong Marquis Li Bao and the Yizhou Governor Li Zhong to lead more than 10,000 soldiers to seize the Hanzhong and Shu counties.