《宋史·列传·卷一百五十》
皇上令礼官讨论明堂典礼，周必大提出祭天与祭地分别举行的意见。
诏礼官议明堂典礼，必大定圜丘合宫互举之议。
The emperor asked the officer of rite to discuss the Mingtang (hall of ancestors) Ritual. Zhou Bid proposed to hold the sacrifice for the Heaven and the Earth separately.