《资治通鉴·梁纪·梁纪五》
元义又派中常侍贾粲陪侍孝明帝读书，暗中命令他提防监视孝明帝的行动。
又使中常侍酒泉贾粲侍帝书，密令防察动止。
Yuan Yi also sent the Zhongchang attendant, Jia Can, to accompany Emperor Xiaoming in his studies, secretly ordering him to guard against and monitor Emperor Xiaoming's actions.