《隋书·列传·卷三》
又，阴是臣，而居君位，更显出我隋皇帝登基的吉祥。
又阴者臣也，而居君位，更显国家登极之祥。
Furthermore, Yin is the minister, but it occupies the position of the sovereign, which further shows the auspiciousness of the Sui Emperor's ascension to the throne.