大方廣佛華嚴經疏 1.26

1.26

第七依聽人者，子期云喪，伯牙輟絃。若無聽者，終無有說。即下諸眾略有十類，至文當明。除當機眾，餘皆是緣。

Seventh, relying on the listener. When Ziqi passed away, Boya severed his strings. If there were no listeners, in the end there would be no preaching. The various assemblies below briefly comprise ten classes, which will be clarified when we come to the text. Except for the assembly of primary recipients, the rest all serve as auxiliary conditions.