《资治通鉴·唐纪·唐纪五十三》
宪宗命令白居易草拟同意李师道请求的诏书，白居易上奏说： 这件事情关系到对臣下的激励劝勉，应当由朝廷办理此事。
上命白居易草诏，居易奏言： 事关激劝，宜出朝廷。
Emperor Xianzong ordered Bai Juyi to draft an edict approving the Li Shidao's request, Bai Juyi responded by saying: This matter involves encouraging and inspiring ministers, and ought to be taken care of by the court.