《旧唐书·本纪·卷五》
二十七日，太子右中护兼摄正谏大夫、同东西台三品赵仁本为左肃机，罢免参知政事。
丙申，太子右中护兼摄正谏大夫、同东西台三品赵仁本为左肃机，罢知政事。
On the twenty-seventh, the Prince's Right Superintendent, who also took on the duties of the Grand Censor and the Left and Right Ministers Zhao Renben, was the Left Protector of the State and was dismissed as an adviser to the government.