《后汉书·本纪·皇后纪下》
献帝初平元年二月，葬弘农王于故中常侍赵忠现成的圹穴中，谥为怀王。
初平元年二月，葬弘农王于故中常侍赵忠成圹中，谥曰怀王。
In the second month of the first year of Emperor Xian’s Chu Ping reign, the King of Hongnong was buried in the grave that had been previously prepared by the former Regular Palace Attendant Zhao Zhong, and was posthumously given the title of Prince Huai.