योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-139, verse-12

यदा स्वकर्मणि स्पन्दे व्यग्रः प्राणो भृशं भवेत् ।
तदा तदीहितव्यग्रः प्राणो नात्मोद्यमी भवेत् ॥ १२ ॥

yadā svakarmaṇi spande vyagraḥ prāṇo bhṛśaṃ bhavet ,
tadā tadīhitavyagraḥ prāṇo nātmodyamī bhavet 12

12. yadā svakaramaṇi spande vyagraḥ prāṇaḥ bhṛśam bhavet
tadā tat-īhita-vyagraḥ prāṇaḥ na ātma-udyamī bhavet

12. yadā prāṇaḥ svakaramaṇi spande bhṛśam vyagraḥ bhavet
tadā prāṇaḥ tat-īhita-vyagraḥ ātma-udyamī na bhavet

12. When the vital breath (prāṇa) becomes exceedingly agitated by its own natural movement and activity, then that vital breath (prāṇa), engrossed in its desired objects, does not become actively engaged with the self (ātman).

Words meanings summery:

• यदा (yadā) - when, at which time

• स्वकरमणि (svakaramaṇi) - in its own activity (in its own action, in one's own duty)

• स्पन्दे (spande) - in its natural movement (in agitation, in vibration, in movement)

• व्यग्रः (vyagraḥ) - exceedingly agitated (agitated, engrossed, distracted)

• प्राणः (prāṇaḥ) - vital breath, life-force (prāṇa)

• भृशम् (bhṛśam) - exceedingly (exceedingly, greatly, vehemently)

• भवेत् (bhavet) - becomes (should be, may be, becomes)

• तदा (tadā) - then, at that time

• तत्-ईहित-व्यग्रः (tat-īhita-vyagraḥ) - engrossed in its desired objects (agitated by that desired object)

• प्राणः (prāṇaḥ) - vital breath, life-force (prāṇa)

• न (na) - not, no

• आत्म-उद्यमी (ātma-udyamī) - actively engaged with the self (ātman) (striving for the self, engaged in the self)

• भवेत् (bhavet) - becomes (should be, may be, becomes)

Words meanings and morphology

यदा (yadā) - when, at which time

(indeclinable)

adverbial derivative from 'yad'

स्वकरमणि (svakaramaṇi) - in its own activity (in its own action, in one's own duty)

(noun)

Locative, neuter, singular of svakarman

svakarman - one's own action, one's own duty

Compound type : tatpurusha (sva+karman)

• sva – self, own
  pronoun (masculine)
• karman – action, deed, work, duty (karma)
  noun (neuter)
  derived from 'kṛ'
  Root: kṛ (class 8)

स्पन्दे (spande) - in its natural movement (in agitation, in vibration, in movement)

(noun)

Locative, masculine, singular of spanda

spanda - vibration, throb, movement, agitation

Root: spand (class 1)

व्यग्रः (vyagraḥ) - exceedingly agitated (agitated, engrossed, distracted)

(adjective)

Nominative, masculine, singular of vyagra

vyagra - agitated, perplexed, engrossed, busy

Compound type : bahuvrihi (vi+agra)

• vi – apart, asunder, away
  indeclinable
• agra – front, tip, beginning
  noun (neuter)

Note: Qualifies 'prāṇaḥ'

प्राणः (prāṇaḥ) - vital breath, life-force (prāṇa)

(noun)

Nominative, masculine, singular of prāṇa

prāṇa - breath, vital air, life-force (prāṇa)

Prefix: pra

Root: an (class 2)

भृशम् (bhṛśam) - exceedingly (exceedingly, greatly, vehemently)

(indeclinable)

adverbial form of 'bhṛśa' (adjective)

भवेत् (bhavet) - becomes (should be, may be, becomes)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative Mood

3rd person singular, active voice, Optative Mood

Root: bhū (class 1)

तदा (tadā) - then, at that time

(indeclinable)

adverbial derivative from 'tad'

तत्-ईहित-व्यग्रः (tat-īhita-vyagraḥ) - engrossed in its desired objects (agitated by that desired object)

(adjective)

Nominative, masculine, singular of tat-īhita-vyagra

tat-īhita-vyagra - agitated by that desired thing; engrossed in its desired objects

Compound type : tatpurusha (tat+īhita+vyagra)

• tat – that, it
  pronoun (neuter)
• īhita – desired, wished, sought for
  past passive participle (neuter)
  Past Passive Participle
  derived from root 'īh'
  Root: īh (class 1)
• vyagra – agitated, perplexed, engrossed
  adjective (masculine)
  Prefixes: vi+agra

Note: Qualifies 'prāṇaḥ'

प्राणः (prāṇaḥ) - vital breath, life-force (prāṇa)

(noun)

Nominative, masculine, singular of prāṇa

prāṇa - breath, vital air, life-force (prāṇa)

Prefix: pra

Root: an (class 2)

न (na) - not, no

(indeclinable)

आत्म-उद्यमी (ātma-udyamī) - actively engaged with the self (ātman) (striving for the self, engaged in the self)

(adjective)

Nominative, masculine, singular of ātma-udyamī

ātma-udyamī - one who strives for the self, self-endeavoring, engaged in the self

Compound type : tatpurusha (ātman+udyamī)

• ātman – self, soul, spirit (ātman)
  noun (masculine)
  Root: an (class 2)
• udyamī – one who endeavors, striving, active
  adjective (masculine)
  derived from 'ud-yam'
  Prefix: ud
  Root: yam (class 1)

भवेत् (bhavet) - becomes (should be, may be, becomes)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative Mood

3rd person singular, active voice, Optative Mood

Root: bhū (class 1)