《宋史·列传·卷一百一十》
蔡京因为星象有变而被罢相，赵挺之任宰相，与刘逵谋划全部改变蔡京的政令。
蔡京以星文变免，赵挺之相，与刘逵谋尽改京所为政。
Cai Jing was dismissed as Grand Counselor because of a change in the stars. Zhao Tingzhi was appointed as Grand Counselor and conspired with Liu Kui to completely change Cai Jing's policies.