Passage

Katha Upanisad kau_4.6

san katha

yaḥ pūrvaṃ tapaso jātam adbhyaḥ pūrvam ajāyata / guhāṃ praviśya tiṣṭhantaṃ yo bhūtebhir vyapaśyata / etad vai tat

Provenance