yathā ghaṭāder dīpādir abhivyaṇjaka iṣyate / cakṣuṣo 'nugrahād eva dhvaniḥ syācchrotrasaṃskṛteḥ
"Just as the lamp is accepted as the manifester of the jar through the aid that it affords to the eye, so [in the case of the word-sound] the articulation would be the manifester [of the sound] through the impression that it makes upon the auditory organ."