The Law Code of Yājñavalkya 3.76

Yājñavalkyasmṛti 3.76

ākāśāl lāghavaṃ saukṣmyaṃ śabdaṃ śrotraṃ balādikam /
vāyoś ca sparśanaṃ ceṣṭāṃ vyūhanaṃ raukṣyam eva ca //