An ancient ritual dance performed by 64 dancers in eight rows of eight, reserved for the Son of Heaven (the Emperor) during the Zhou dynasty

The title of the third book of the Analects of Confucius (论语 lún​yǔ), named after its opening phrase concerning the ritual dance

A ritual dance performed during sacrifices to honor Confucius, a privilege originally reserved for emperors but later granted to him as a mark of supreme respect