《旧唐书·列传·卷十五》
太宗贞观元年，升任吏部尚书，因为功劳第一，晋封为齐国公，实封为收纳一千三百户租税。
贞观元年，转吏部尚书，以功第一，进封齐国公，实封千三百户。
During the first year of Taizong's reign, he was promoted to Minister of the Ministry of Officials. Because his achievements were the greatest, he was conferred the titles of Duke of Qi and enfeoffed 1,300 households.