योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-45, verse-22

निःश्वासबोधितोऽप्यग्निरनिन्धन इवात्मनि ।
श्वासमात्रसमोऽप्यन्तरतिष्ठन्नेव शाम्यति ॥ २२ ॥

niḥśvāsabodhito'pyagniranindhana ivātmani ,
śvāsamātrasamo'pyantaratiṣṭhanneva śāmyati 22

22. niḥśvāsabodhitaḥ api agniḥ anindhanaḥ iva ātmani |
śvāsamātrasamaḥ api antaḥ atiṣṭhan eva śāmyati ||

22. agniḥ niḥśvāsabodhitaḥ api ātmani anindhanaḥ iva
antaḥ śāmyati eva śvāsamātrasamaḥ api atiṣṭhan

22. Just as a fire, even if kindled by a mere breath, subsides within the self (ātman) as if it were without fuel, so too does it become completely pacified internally, even though it is merely a breath-like impulse and does not settle.

Words meanings summery:

• निःश्वासबोधितः (niḥśvāsabodhitaḥ) - awakened by breath, roused by exhalation

• अपि (api) - even if, although (even, also, although)

• अग्निः (agniḥ) - fire, Agni (god of fire)

• अनिन्धनः (anindhanaḥ) - without fuel, lacking fuel

• इव (iva) - like, as, as if

• आत्मनि (ātmani) - in the self, in the soul, in oneself, in the individual spirit (ātman)

• श्वासमात्रसमः (śvāsamātrasamaḥ) - equal to a mere breath, like just a breath

• अपि (api) - even though (even, also, although)

• अन्तः (antaḥ) - within, inside, internally

• अतिष्ठन् (atiṣṭhan) - not standing, not remaining, not settling

• एव (eva) - indeed, certainly (indeed, only, certainly, just)

• शाम्यति (śāmyati) - becomes pacified, subsides, ceases, extinguishes

Words meanings and morphology

निःश्वासबोधितः (niḥśvāsabodhitaḥ) - awakened by breath, roused by exhalation

(adjective)

Nominative, masculine, singular of niḥśvāsabodhita

niḥśvāsabodhita - awakened by breath, roused by exhalation

Past Passive Participle

Derived from `niḥśvāsa` (exhalation) and `bodhita` (awakened, pp. of `budh`).

Compound type : tatpurusha (niḥśvāsa+bodhita)

• niḥśvāsa – exhalation, breath, sigh
  noun (masculine)
  Prefix: nis
  Root: śvas (class 2)
• bodhita – awakened, taught, enlightened
  adjective (masculine)
  Past Passive Participle
  From root `budh` (to awaken, know), causative stem `bodhay-` + `kta` suffix.
  Root: budh (class 1)

Note: Modifies `agniḥ`.

अपि (api) - even if, although (even, also, although)

(indeclinable)

अग्निः (agniḥ) - fire, Agni (god of fire)

(noun)

Nominative, masculine, singular of agni

agni - fire, god of fire

Note: Subject of `śāmyati`.

अनिन्धनः (anindhanaḥ) - without fuel, lacking fuel

(adjective)

Nominative, masculine, singular of anindhana

anindhana - without fuel, fuel-less

Negative compound (`a-` + `indhana`).

Compound type : nañ-tatpuruṣa (a+indhana)

• a – not, un-
  indeclinable
  Negative prefix.
• indhana – fuel, kindling wood
  noun (neuter)
  From root `indh` (to kindle, inflame).
  Root: indh (class 7)

Note: Modifies `agniḥ`.

इव (iva) - like, as, as if

(indeclinable)

Note: Particle of comparison.

आत्मनि (ātmani) - in the self, in the soul, in oneself, in the individual spirit (ātman)

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, individual spirit, essence

Note: Locative case, indicating location.

श्वासमात्रसमः (śvāsamātrasamaḥ) - equal to a mere breath, like just a breath

(adjective)

Nominative, masculine, singular of śvāsamātrasama

śvāsamātrasama - equal to a mere breath, like just a breath

Compound.

Compound type : tatpurusha (śvāsa+mātra+sama)

• śvāsa – breath, exhalation
  noun (masculine)
  Root: śvas (class 2)
• mātra – only, mere, measure, quantity
  indeclinable
  Root: mā (class 3)
• sama – equal, like, same, even
  adjective (masculine)

Note: Modifies implied subject (the fire/impulse).

अपि (api) - even though (even, also, although)

(indeclinable)

अन्तः (antaḥ) - within, inside, internally

(indeclinable)

Can also be a noun (neuter) meaning 'interior'. Here used adverbially.

Note: Adverbial.

अतिष्ठन् (atiṣṭhan) - not standing, not remaining, not settling

(adjective)

Nominative, masculine, singular of atiṣṭhat

atiṣṭhat - not standing, not remaining, not settling

Present Active Participle (negative)

From root `sthā` (to stand, remain) preceded by negative `a-`.

Compound type : nañ-tatpuruṣa (a+tiṣṭhat)

• a – not, un-
  indeclinable
  Negative prefix.
• tiṣṭhat – standing, remaining, existing
  adjective (masculine)
  Present Active Participle
  From root `sthā` (to stand, remain), class 1.
  Root: sthā (class 1)

Note: Modifies implied subject (the fire/impulse).

एव (eva) - indeed, certainly (indeed, only, certainly, just)

(indeclinable)

Note: Emphatic particle.

शाम्यति (śāmyati) - becomes pacified, subsides, ceases, extinguishes

(verb)

3rd person , singular, active, present (laṭ) of śam

Present tense, 3rd person singular.

Root: śam (class 4)

Note: Main verb of the sentence.