Shankhayaniyopanishad 8.4

8.4

atha śākalyasya pṛthivī pūrvarūpaṃ dyauruttararūpaṃ vāyuḥ saṃhitā
vṛṣṭiḥ saṃdhiḥ parjanyaḥ saṃdhātā tadutāpyatraitadvalavadanugṛhṇanmahāmeghā vṛṣṭiṃ varṣanti dyāvāpṛthivyau samadhātāmityadhidaivatamathādhyātmaṃ
puruṣo'yaṃ sarvamāṇḍaṃ dve vidale bhavatastatraidameva pūrvarūpamidamuttararūpaṃ
tatrāyamantareṇā''kāśo yathā'sau dyāvāpṛthivyorantareṇā''kāśastasminnetasminnākāśe prāṇa āyatto bhavati yathā'muṣminnākāśe vāyurāyatto bhavati yathā'mūni trīṇi jyotīṃṣyevamimāni
puruṣe trīṇi jyotīṃṣi yathā'sau divyāditya evamidaṃ śirasi
cakṣuryathā'sāvantarikṣe vidyudevamidamātmani hṛdayaṃ yathā'yamagniḥ pṛthivyāmevamidamupasthe reta evamiva ha sma sarvata ātmānamanuvidhāyā''hedameva pūrvarūpamidamuttararūpaṃ mano vāk prāṇastveva saṃhita iti sa eṣo'śvarathaḥ praṣṭivāhano mano vāk prāṇaḥ
saṃhitaḥ svargaṃ lokaṃ gamayati sa ya evametāṃ saṃhitāṃ veda saṃdhīyate
prajayā paśubhiryaśasā brahmavarcasena svargeṇa lokena sarvamāyureti