《汉书·传·卫青霍去病传》
第二年，任右将军，随从大将军出击宣塞，迷失道路，应当处斩，赎罪为平民。
明年，为右将军，从大将军出定襄，迷失道，当斩，赎为庶人。
In the second year, he served as Right General, and followed the Great General to Xiansai, got lost, and should have been executed, but he redeemed his sins and became a commoner.