योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-114, verse-63

भस्त्रादाहे यथा दाहो न भस्त्रान्तरवर्तिनः ।
पवनस्य तथा देहनाशे नात्मा न नश्यति ॥ ६३ ॥

bhastrādāhe yathā dāho na bhastrāntaravartinaḥ ,
pavanasya tathā dehanāśe nātmā na naśyati 63

63. bhastrā-dāhe yathā dāhaḥ na bhastrā-antara-vartinaḥ
pavanasya tathā deha-nāśe na ātmā na naśyati

63. yathā bhastrā-dāhe bhastrā-antara-vartinaḥ pavanasya
dāhaḥ na [bhavati] tathā deha-nāśe ātmā na na naśyati

63. Just as in the burning of a bellows the fire does not burn the wind contained within the bellows, so too, when the body is destroyed, the self (ātman) does not perish.

Words meanings summery:

• भस्त्रा-दाहे (bhastrā-dāhe) - in the burning of a bellows

• यथा (yathā) - just as, as

• दाहः (dāhaḥ) - burning, combustion

• न (na) - not

• भस्त्रा-अन्तर-वर्तिनः (bhastrā-antara-vartinaḥ) - of that which is inside the bellows

• पवनस्य (pavanasya) - of the wind

• तथा (tathā) - so, thus, in the same way

• देह-नाशे (deha-nāśe) - in the destruction of the body

• न (na) - not

• आत्मा (ātmā) - the self, the soul

• न (na) - Emphatic negation, 'certainly not'. (not)

• नश्यति (naśyati) - perishes, is destroyed

Words meanings and morphology

भस्त्रा-दाहे (bhastrā-dāhe) - in the burning of a bellows

(noun)

Locative, masculine, singular of bhastrā-dāha

bhastrā-dāha - the burning of a bellows

Compound type : ṣaṣṭhī-tatpuruṣa (bhastrā+dāha)

• bhastrā – bellows, leathern bag
  noun (feminine)
• dāha – burning, combustion, heat
  noun (masculine)
  Root: dah (class 1)

Note: Indicates the circumstance.

यथा (yathā) - just as, as

(indeclinable)

Note: Comparative particle.

दाहः (dāhaḥ) - burning, combustion

(noun)

Nominative, masculine, singular of dāha

dāha - burning, combustion, heat

Root: dah (class 1)

Note: Subject of implied 'bhavati'.

न (na) - not

(indeclinable)

Note: Negative particle.

भस्त्रा-अन्तर-वर्तिनः (bhastrā-antara-vartinaḥ) - of that which is inside the bellows

(adjective)

Genitive, masculine, singular of bhastrā-antara-vartin

bhastrā-antara-vartin - existing/being within the bellows

compound adjective, derived from a verbal root with suffix -in

Compound type : upapada-tatpuruṣa (bhastrā+antara+vartin)

• bhastrā – bellows, leathern bag
  noun (feminine)
• antara – inside, internal, interval
  indeclinable
• vartin – being, existing, dwelling
  adjective (masculine)
  agent noun/adjective
  derived from vṛt with -in suffix
  Root: vṛt (class 1)

Note: Agrees with 'pavanasya'.

पवनस्य (pavanasya) - of the wind

(noun)

Genitive, masculine, singular of pavana

pavana - wind, air, purifier

derived from root pū (to purify/blow)

Root: pū (class 1)

Note: Possessor of the attribute of not being burned.

तथा (tathā) - so, thus, in the same way

(indeclinable)

Note: Correlative to 'yathā'.

देह-नाशे (deha-nāśe) - in the destruction of the body

(noun)

Locative, masculine, singular of deha-nāśa

deha-nāśa - destruction of the body

Compound type : ṣaṣṭhī-tatpuruṣa (deha+nāśa)

• deha – body
  noun (masculine)
  Root: dih (class 4)
• nāśa – destruction, ruin, loss
  noun (masculine)
  derived from root naś (to perish)
  Root: naś (class 4)

Note: Indicates the circumstance.

न (na) - not

(indeclinable)

Note: Negative particle.

आत्मा (ātmā) - the self, the soul

(noun)

Nominative, masculine, singular of ātman

ātman - self, soul, essence, individual soul, supreme soul

Note: Subject of 'naśyati'.

न (na) - Emphatic negation, 'certainly not'. (not)

(indeclinable)

Note: Repetition for emphasis.

नश्यति (naśyati) - perishes, is destroyed

(verb)

3rd person , singular, active, present (lat) of naś

root verb, class 4

Root: naś (class 4)