Book of Sui

The Book of Sui is the official history of the Sui dynasty. It ranks among the official Twenty-Four Histories of imperial China. It was commissioned by Emperor Taizong of the Tang dynasty, and written by a team of prominent scholars, including Yan Shigu, Kong Yingda, and Zhangsun Wuji, with Wei Zheng as the lead author. It was completed in 636 AD.