《北史·列传·卷二十九》
他又与李子雄计议，子雄劝他西入关中，打开永丰仓赈济贫民，三辅之地可一举平定。
复与子雄计，子雄劝之直入关中，开永丰仓振贫乏，三辅可指麾而定。
He discussed with Li Zixiong again, and Zixiong advised him to go west to Guanzhong, open the Yongfengcang to help the poor, and the land of the Three Auxiliaries could be pacified in one fell swoop.