《旧唐书·本纪·卷十六》
十一月二十八日，淄青的牙将马延山金谋反，节度使薛平觉察了他的阴谋而将他处死。
辛酉，淄青牙将马延崟谋逆，节度使薛平觉其谋而诛之。
On the 28th of November, Wang Yanshanjin, a general of the Yizi Army of Ziqing, plotted a rebellion, and Xue Ping, the Military Governor, discovered his plot and executed him.