《北史·列传·卷二》
不多久，他登上三台，饮酒作乐。宫女们送来白袍，武成帝很生气地把它扔到台下。
未几，登三台，置酒作乐；宫女进白袍，帝怒，投诸台下。
Not long afterwards, he ascended the Three Terraces, drank wine, and enjoyed himself. The palace maids brought him a white robe, and Emperor Wucheng threw it angrily under the terrace.