《北史·列传·卷三十六》
给事黄门侍郎祖莹说： 过去文公在秦，怀赢奉父亲秦穆公之命嫁给他。
给事黄门侍郎祖莹曰： 昔文公在秦，怀嬴入侍。
Zuyuying, the servant of the Ministry of Internal Affairs, said: In the past, Duke Wen of Jin, when he was in Qin, Huaying was ordered by his father, Duke Mu of Qin, to marry him.