《魏书·帝纪·卷十二》
齐天保元年五月己未，封皇帝为中山王，封邑一万户；上奏疏不自称为臣下，回答不称诏令，使用天子的旌旗，行用魏国的历法，乘坐天子侍从车辆；封王的各个儿子为县公，封邑各一千户；一年俸绢二万匹，钱一干万，粟二万石，奴婢三百人，水碾一套，农田一百顷，园囿一处；在中山国建立魏国的宗庙。
齐天保元年五月己未，封帝为中山王，邑一万户；上书不称臣，答不称诏，载天子旌旗，行魏正朔，乘五时副车；封王诸子为县公，邑各一千户；奉绢三万匹，钱一千万，粟二万石，奴婢三百人，水碾一具，田百顷，园一所；于中山国立魏宗庙。
In the first year of Qitian Bao, day of Ji Wei, the Emperor was enfeoffed as Zhongshan Wang, with a fief of 10,000 households; when submitting a memorial he did not refer to himself as a subject, and in his replies he did not call them edicts, he used the emperor’s banners and flags, implemented the Wei calendar, and rode in an emperor’s carriage; the various sons of the enthroned king were enfeoffed as xian gong, with a fief of 1000 households each; with a yearly stipend of 20,000 bolts of silk, 10 million coins, 20,000 shi of millet, 300 slaves, a set of water mills, 100 qing of farmland and a garden; he established the Wei ancestral temple in Zhongshan.