《资治通鉴·陈纪·陈纪八》
小御正博陵人刘一向以狡黠谄媚得到天元皇帝的宠爱，与御正大夫颜之仪一起受到天元皇帝的信任。
小御正博陵刘昉，素以狡谄得幸于天元，与御正中大夫颜之仪并见亲信。
The minor imperial physician, Liu Xiang from Boling, had long won Emperor Tianyuan’s favor for his slyness and flattery. He, together with the imperial physician minister Yan Zhiyi, were trusted by Emperor Tianyuan.