《旧唐书·本纪·卷二十》
皇上把他们一起召到城楼上，各赐给他们一杯酒，然后在同文殿宴请他们。
上并召升楼，赐之卮酒，宴之于同文殿。
The emperor summoned them all to the city tower, and rewarded them with a cup of wine, and then hosted a banquet for them at the Tongwen Hall.