《旧五代史·后唐·皇纪上》
祖父名叫执宜，是尽忠的长子，收拾残余的部下，来到灵州，唐德宗任命他为阴山府都督。元和初年，入京任金吾将军，迁任蔚州刺史、代北行营招抚使。
太和中，授阴山府都督、代北行营招抚使。
His grandfather was named Li Zhi Yi, he was Li Jin Zhong’s eldest son. He took over the remaining subordinates, arrived at Ling Zhou, and Emperor De Zong of the Tang Dynasty appointed him Governor General of Yin Shan. In the start of Yuan He years, he returned to Beijing as General of Jin Wu, and transferred to become Magistrate of Wei Zhou, and Staff Officer of Dai Bei Xing Ying Zhao Fu.