Śrīmad-Bhāgavatam 3.26.33
SB 3.26.33
Open the full passageSanskrit
arthāśrayatvaṁ śabdasya draṣṭur liṅgatvam eva ca tan-mātratvaṁ ca nabhaso lakṣaṇaṁ kavayo viduḥ
Translation
Persons who are learned and who have true knowledge define sound as that which conveys the idea of an object, indicates the presence of a speaker screened from our view and constitutes the subtle form of ether.