《魏书·列传·卷七》
皇帝不久前往平城，慰劳元澄说： 任城王这次出兵，很符合我远大的寄托。 
车驾寻幸平城，劳澄曰： 任城此行，深副远寄。 
Not long after, the Emperor visited Pingcheng and praised Yuan Cheng, saying: "King Rencheng's military campaign this time completely suits my lofty hopes." 