《汉书·传·李广苏建传》
宣帝立即征召苏武在宦者署听候命令，苏武多次进见宣帝，又任右曹典属国。
宣帝即时召武待诏宦者署，数进见，复为右曹典属国。
Emperor Xuan immediately summoned Su Wu to wait for orders at the eunuch office. Su Wu met Emperor Xuan several times and was appointed as the right Cao official of the Dian Shu Guo.