《后汉书·列传·隗嚣公孙述列传》
明年，使王元与领军环安拒守河池，又遣田戎及大司徒任满、南郡太守程汛率军下江关，攻破汉威虏将军冯骏等，攻占巫及夷陵、夷道，因而据守荆门。
明年，使元与领军环安拒河池，又遣田戎及大司徒任满、南郡太守程汎将兵下江关，破威虏将军冯骏等，拔巫及夷陵、夷道，因据荆门。
The following year, he sent Wang Yuan and General Huan An to defend Hechi, and also sent Tian Rong and Grand Minister Ren Man and Nanjun Prefect Cheng Xun to lead an army to capture Jiangguan, and defeated Han Weilu General Feng Jun and others, and occupied Wu, Yiling, and Yidao, and thus defended Jingmen.