《礼记·礼器》
大飨礼毕，来宾走出庙门时，奏起送宾的乐曲《陕夏》，以显示礼数的隆重。
祀帝于郊，敬之至也。
When the great banquet was finished and the guests left the temple gate, the send-off music "Sha Xia" was played to highlight the solemnity of the occasion.