《太平广记·卷二百六十九·酷暴三》
而要去剑南的役夫，每年，都要令宋显、韦儇为御史，去督促各郡县征募。
其剑南行人，每岁，令宋昱、韦儇为御史，迫促郡县征之。
While those who went to Jiannan for labor service, each year, need Song Xian, and Wei Xuan to be imperial supervisors, to supervise each county to recruit.