《周书·列传·卷十五》
元纂一向听说过于谨的名声，就征召他任鉴曹参军事，让他从军北伐。
宿闻谨名，辟为铠曹参军事，从军北伐。
Yuan Zuan had always heard of Yu Jin's reputation, so he summoned him to serve as a military advisor and asked him to join the army to the north.