《吕氏春秋·纪·仲夏纪》
宋国衰敝的时候，制作千钟，齐国衰微的时候，制作大吕，楚国衰微的时候，制作巫音。
宋之衰也，作为千锺；齐之衰也，作为大吕；楚之衰也，作为巫音。
When the country of Song was in decline, it produced Qianzhong, when Qi was in decline, it produced Dalu, and when Chu was in decline, it produced Wuyin.