《礼记·杂记下》
诸侯的大宴宾客，宾客们在吃饱喝足之后，主国国君还要把没有吃完的美味佳肴送往宾馆，这是热情待宾的表现。
夫大飨，既飨，卷三牲之俎归于宾馆。
At the banquet of the feudal lords, the host sends the leftover delicacies in a warm dish to the guests after the guests are full, which is a way to express enthusiasm for the guests.