佛祖歷代通載 10.39

10.39

（戊戌）　周宣帝贇（字乾伯。武長子。即位未及年禪位太子。自稱天元皇帝。驕佚淫湎。改元大成。又改大象。年三十二崩葬定陵。在位一年）。

(Wuxu) Emperor Xuan of Zhou, [Yuwen] Yun (courtesy name Qianbo, the eldest son of Emperor Wu. Having taken the throne, before a year had elapsed he abdicated to the Crown Prince, proclaiming himself Tianyuan Emperor. Arrogant, licentious, and dissolute, he changed the era name to Dacheng, and again to Daxiang. At age thirty-two he passed away and was buried at Dingling. He reigned for one year).