《论衡·卷二十八·书解篇》
管仲辅佐齐桓公，以致于多次召集诸侯会盟；商鞅辅佐秦孝公，为秦国开创了帝王之业。
管仲相桓公，致於九合。商鞅相孝公，为秦开帝业。
Guan Zhong assisted Duke Huan of Qi, leading to multiple meetings of feudal lords; Shang Yang assisted Duke Xiao of Qin, establishing the emperor's cause for the State of Qin.