《旧唐书·本纪·卷十三》
十四日，皇上驾到章敬寺，赋诗九韵十八句，皇太子与群臣全部作诗奉和，然后将诗题写到寺壁上。
癸酉，上幸章敬寺，赋诗九韵，皇太子与群臣毕和，题之寺壁。
On the 14th day, the Emperor arrived at Zhangjing Monastery, and composed a poem of nine rhymes and eighteen sentences. The Crown Prince and all of the ministers made poems in response, which were then inscribed on the wall of the monastery.