《汉书·志·律历志下》
《伊训》篇说： 太甲元年十二月乙丑朔，伊尹祭祀先王，诞资有牧方明。 
《伊训》篇曰： 惟太甲元年十有二月乙丑朔，伊尹祀于先王，诞资有牧方明。 
"Yixun" said: On the first day of the twelfth month of the first year of Taijia, Yiyin offered sacrifices to the former king, and the birth of the pastor Fang Ming.