the ballad section of the 诗经 shī​jīng (Book of Songs); folk songs

the sections in the Book of Songs used for courtly hymns and music for official gatherings, further divided into 大雅 dà​yǎ and 小雅 xiǎo​yǎ

A specific section in the 诗经 shī​jīng consisting of sacrificial songs used during temple rituals