《明史·列传·卷二十九》
不久，练子宁被授为御史大夫。燕军兵起，李景隆北征屡败，应诏返京。
愤激叩首大呼曰： 坏陛下事者，此贼也。
Soon afterwards, Lian Zining was appointed the Grand Commandant. Rebel forces from Yan arose, and Li Jinglong was repeatedly defeated in a northern campaign, after which he returned to the capital and submitted a report to the emperor.