《后汉书·列传·杜栾刘李刘谢列传》
后来阳气通畅，身体恢复原形，报告皇上，请求退出宦官，被选任郎中，四迁桂阳太守。
后阳气通暢，白上乞退，擢拜郎中，四迁桂杨太守。
Later, the yang energy cleared his veins, and his body recovered its original form. He reported to the emperor and requested to retire from his position as eunuch and was appointed a Langzhong (low-ranking imperial official) and promoted to the position of the Prefect of Guiyang.