《宋史·列传·卷二百三十四》
刘豫与中书侍郎张悫交好，建炎二年正月，因张悫的推荐刘豫被任为济南知府。
豫善中书侍郎张悫，建炎二年正月，用悫荐除知济南府。
Liu Yu was close with Zhang Que, the deputy minister of the Secretariat. In the first month of the second year of Jianyan, Liu Yu was appointed as the prefect of Jinan by Zhang Que.