Passage
Brhadaranyaka Upanisad brhup_4,5.11
san brihadaranyaka
sa yathārdraidhāgnerabhyāhitasya pṛthag dhūmā viniścarantyevaṃ vā are 'sya mahato bhūtasya niḥśvasitam etad yad ṛgvedo yajurvedaḥ sāmavedo 'tharvāṅgirasa itihāsaḥ purāṇaṃ vidyā upaniṣadaḥ ślokāḥ sūtrāṇy anuvyākhyānāni vyākhyānānīṣṭaṃ hutam āśitaṃ pāyitam ayaṃ ca lokaḥ paraś ca lokaḥ sarvāṇi ca bhūtāni / asyaivaitāni sarvāṇi niśvasitāni