《旧唐书·本纪·卷七》
四年春正月三日，皇上在化度寺门前设立布施斋饭的佛教大法会。
四年春正月乙卯，于化度寺门设无遮大斋。
On the third day of the first month of the fourth year, the emperor set up a Buddhist charity event to distribute斋饭 at the gate of the Huadu Temple.