《北史·本记·卷三》
初二，在明堂祭祀显祖献文皇帝，以他配祭上天。
己未，宗祀显祖献文皇帝于明堂，以配上帝。
On the second day of the new year, the Emperor offered sacrifices to his illustrious ancestor Emperor Xianwen in the Mingtang and gave him a share of the sacrifices offered to Heaven.