《汉书·志·艺文志》
在汉朝，有长孙氏、博士江翁、少府后仓、谏大夫翼奉、安昌侯张禹传授《孝经》，各成一家之言。
汉兴，长孙氏、博士江翁、少府后仓、谏大夫翼奉、安昌侯张禹传之，各自名家。
In the Han Dynasty, Changsun clan, the scholar Jiang Ong, the smaller treasury official Houcang, the remonstrating official Yifeng, and the Marquis of Anchang, Zhang Yu, all passed on "Classic of Filial Piety" and each developed their own family's claims.