《魏书·帝纪·卷八》
冬十月十三日，世宗下诏恢复已故北海王元详本封，以王礼埋葬了他。
冬十月丁巳，诏复故北海王详本封，葬以王礼。
On the 13th day of the tenth month of winter, Emperor Xiaowu issued an edict to restore the former title of the deceased King of Beihai, Yuan Xiang, and buried him with the礼 of the king.