《北史·列传·卷六十八》
因为叔父乐陵公冯邈在战争中归附蠕蠕，魏母就携带冯熙逃避到氐、羌两部落中抚养，十二岁时，冯熙就喜欢骑马射箭，勇敢有才干，氐、羌两部落的人都归附他。
以叔父乐陵公邈因战入蠕蠕，魏母携熙逃避至氐羌中抚育。年十二，好弓马，有勇干，氐羌皆归附之。
Because his uncle Feng Miao, the Duke of Leling, surrendered to Rouran during the war, Wei's mother took Feng Xi to escape to the two tribes of Di and Qiang, where he was raised. At the age of twelve, Feng Xi loved riding a horse. , shooting arrows, brave and talented, all the people of the Di and Qiang tribes belong to him.