《三国志·蜀书·后主传》
后主大赦天下，任命左将军吴壹为车骑将军，持符节督领汉中事务。
大赦。以左将军吴壹为车骑将军，假节督汉中。
The lord pardoned the world, appointed General Zu, Wu Yi, as the chariot and cavalry general, and held the talisman to supervise the affairs of Hanzhong.