《资治通鉴·魏纪·魏纪四》
不时观察机会，出山抢掠，时常招致官兵讨伐，寻找他们藏身的山洞。
时观间隙，出为寇盗，每致兵征伐，寻其窟藏。
They constantly look for opportunities to rob and loot when they come out from the mountains. This often caused the government troops to go on punitive expeditions and search for their hideouts in the mountains. 