योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-91, verse-24

तस्मात्प्राणपरिस्पन्दैर्वासनाचोदनैस्तथा ।
नो चेत्संविदमुच्छूनां करोषि तदजो भवान् ॥ २४ ॥

tasmātprāṇaparispandairvāsanācodanaistathā ,
no cetsaṃvidamucchūnāṃ karoṣi tadajo bhavān 24

24. tasmāt prāṇaparispandaiḥ vāsanācodanaiḥ tathā
no cet saṃvidam ucchūnām karoṣi tat ajaḥ bhavān

24. tasmāt prāṇaparispandaiḥ tathā vāsanācodanaiḥ saṃvidam
ucchūnām na karoṣi cet tat bhavān ajaḥ [asti]

24. Therefore, if you do not allow consciousness (saṃvit) to be expanded by the pulsations of vital breath (prāṇa) and by the impulses of latent desires (vāsanā), then you are indeed the unborn (aja) [self].

Words meanings summery:

• तस्मात् (tasmāt) - therefore, from that, hence

• प्राणपरिस्पन्दैः (prāṇaparispandaiḥ) - by the pulsations of vital breath, by the movements of prāṇa

• वासनाचोदनैः (vāsanācodanaiḥ) - by the impulses of latent desires

• तथा (tathā) - thus, in that manner, and, also

• नो (no) - not, no

• चेत् (cet) - if, in case

• संविदम् (saṁvidam) - consciousness, knowledge (accusative)

• उच्छूनाम् (ucchūnām) - swollen, inflated, expanded

• करोषि (karoṣi) - you make, you do

• तत् (tat) - then, that

• अजः (ajaḥ) - the unborn, eternal self (unborn, eternal, goat)

• भवान् (bhavān) - you (respectful), sir

Words meanings and morphology

तस्मात् (tasmāt) - therefore, from that, hence

(indeclinable)

From the pronominal stem tad + āt suffix for ablative.

प्राणपरिस्पन्दैः (prāṇaparispandaiḥ) - by the pulsations of vital breath, by the movements of prāṇa

(noun)

Instrumental, masculine, plural of prāṇaparispanda

prāṇaparispanda - pulsation/vibration/movement of vital breath

Compound.

Compound type : ṣaṣṭhī-tatpuruṣa (prāṇa+parispanda)

• prāṇa – vital breath, life force, cosmic energy
  noun (masculine)
  From pra + √an (to breathe) + a suffix.
  Prefix: pra
  Root: an (class 2)
• parispanda – pulsation, vibration, movement, tremor
  noun (masculine)
  From pari + √spand (to tremble, vibrate) + a suffix.
  Prefix: pari
  Root: spand (class 1)

वासनाचोदनैः (vāsanācodanaiḥ) - by the impulses of latent desires

(noun)

Instrumental, neuter, plural of vāsanācodana

vāsanācodana - impulse/instigation of latent impressions/desires

Compound.

Compound type : ṣaṣṭhī-tatpuruṣa (vāsanā+codana)

• vāsanā – latent impression, desire, mental predisposition
  noun (feminine)
  From √vas (to dwell) + ana + ā suffix.
  Root: vas (class 1)
• codana – impulse, instigation, urging, incitement
  noun (neuter)
  From √cud (to impel, urge) + Lyuṭ suffix.
  Root: cud (class 10)

तथा (tathā) - thus, in that manner, and, also

(indeclinable)

From tad (that) + thāl suffix.

Note: Here functions as 'and'.

नो (no) - not, no

(indeclinable)

चेत् (cet) - if, in case

(indeclinable)

Conditional particle.

संविदम् (saṁvidam) - consciousness, knowledge (accusative)

(noun)

Accusative, feminine, singular of saṃvit

saṁvit - consciousness, knowledge, understanding, intellect

From sam + √vid (to know).

Prefix: sam

Root: vid (class 2)

Note: Direct object of 'karoṣi'.

उच्छूनाम् (ucchūnām) - swollen, inflated, expanded

(adjective)

Accusative, feminine, singular of ucchūna

ucchūna - swollen, increased, inflated, expanded

Past Passive Participle

From ud + √śvi (to swell, grow) + kta suffix, with irregular stem formation.

Prefix: ud

Root: śvi (class 1)

करोषि (karoṣi) - you make, you do

(verb)

2nd person , singular, active, present (laṭ) of kṛ

present 2nd person singular

Present indicative, parasmaipada, of √kṛ (class 8).

Root: kṛ (class 8)

तत् (tat) - then, that

(indeclinable)

Pronominal stem.

Note: Functions as an adverb "then".

अजः (ajaḥ) - the unborn, eternal self (unborn, eternal, goat)

(adjective)

Nominative, masculine, singular of aja

aja - unborn, eternal, without origin, goat, creator (Viṣṇu, Brahmā, Śiva)

Negation of ja (born) - a + ja.

Compound type : nañ-tatpuruṣa (a+ja)

• a – not, non-
  indeclinable
  Negative prefix.
• ja – born, produced from
  adjective (masculine)
  From √jan (to be born) + ḍa suffix.
  Root: jan (class 4)

Note: Predicate adjective for 'bhavān'.

भवान् (bhavān) - you (respectful), sir

(pronoun)

Nominative, masculine, singular of bhavat

bhavat - you (respectful), sir, being

Present Active Participle

Present active participle of √bhū (to be) + śatṛ suffix. Used as a respectful pronoun.

Root: bhū (class 1)

Note: Subject of the implied verb 'asi' (you are).