yasya tac chrotram ucyate
vayor guna-viseso írtho
yasya tat sparsanam viduh
nabhah-guna-visesah—the distinctive characteristic of sky (sound); arthah—object of perception; yasya—whose; tat—that; srotram—the auditory sense; ucyate—is called; vayoh guna-visesah—the distinctive characteristic of air (touch); arthah—object of perception; yasya—whose; tat—that; sparsanam—the tactile sense; viduh—they know.
The sense whose object of perception is sound is called the auditory sense, and that whose object of perception is touch is called the tactile sense.
Sound is one of the qualifications of the sky and is the subject matter for hearing. Similarly, touch is the qualification of the air and is the subject of the touch sensation.
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