《北史·列传·卷十五》
他出兵陇右，两次攻打祁山，一次攻击陈仓，战术上的疏忽错漏导致机会丧失，受挫而退兵。
出兵陇右，再攻祁山，一攻陈仓，疏迟失会，摧衄而反。
He sent troops to Longyou, twice attacking Qishan and once attacking Chencang. Tactical mistakes caused him to lose the opportunities and withdraw with frustration.