《宋书·志·卷三十一》
魏齐王嘉平年间，有歌摇说： 白马戴着白色的马笼头，向西南飞驰，乘坐的人是谁?朱虎正骑坐在马背上。 
魏齐王嘉平中，有谣曰： 白马索羁西南驰，其谁乘者硃虎骑。 
During the Jiaping Period of King Qi of Wei, there was a song that said: A white horse wears a white halter, gallops to the southwest, who is riding it? Zhuhu is riding on its back.