《北史·列传·卷三十五》
彦深重被任用，对他铭记在怀，十分感激。虽然他颇有才干，也得力于彦深引荐。
彦深任用，铭戢甚深，虽人才无愧，盖亦由彦深接引。
Yan Shen was deeply employed and he bore this in mind and was very grateful. Although he was very talented, it was also thanks to Yan Shen's recommendation that he was so successful.