《资治通鉴·唐纪·唐纪五十五》
李吉甫平常与枢密使梁守谦相互勾结，梁守谦也替李吉甫向宪宗说： 根据惯例，对于这种情形，都是派遣中使前去慰劳，现在唯独不向魏博派遣中使，恐怕人们更加难以明白其中的道理了。 
吉甫素与枢密使梁守谦相结，守谦亦为之言于上曰： 故事，皆遣中使宣劳，今此镇独无，恐更不谕。 
Li Jifu had colluded with the Imperial Advisor Liang Shouqian, who also spoke for Li Jifu to Emperor Xianzong, saying: "According to the usual practice, for situations like this, an Imperial Chamberlain would always be sent to comfort the troops. If we do not send an Imperial Chamberlain to Weizhou specifically, people would find it difficult to understand."