《周书·本纪·卷二》
荥阳人郑荣业、郑伟等进攻梁州，活捉梁州刺史鹿永吉；清河人崔彦穆、檀琛进攻荥阳，活捉郡守苏定，都前来归附。
荥阳郑荣业、郑伟等攻梁州，擒其刺史鹿永吉；清河人崔彦穆、檀琛攻荥阳，擒其郡守苏定：皆来附。
Zheng Rongye, Zheng Wei and others from Xingyang attacked Liangzhou and captured the governor of Liangzhou, Lu Yongji. Cui Yanmu and Tan Chen from Qinghe attacked Xingyang and captured Su Ding. They all came to surrender.