योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-51, verse-42

कदाचिदुदितार्काभं तेजो दृष्ट्वान्तरे मनः ।
विषयोन्मुखतां यातं तस्य तामरसेक्षण ॥ ४२ ॥

kadāciduditārkābhaṃ tejo dṛṣṭvāntare manaḥ ,
viṣayonmukhatāṃ yātaṃ tasya tāmarasekṣaṇa 42

42. kadācit udita-arka-ābham tejaḥ dṛṣṭvā antare manaḥ
viṣaya-unmukhatām yātam tasya tāmarasa-īkṣaṇa

42. tāmarasekṣaṇa,
kadācit manaḥ antare udita-arka-ābham tejaḥ dṛṣṭvā,
tasya viṣaya-unmukhatām yātam

42. O lotus-eyed one (tāmaraseṣaṇa), sometimes the mind (manaḥ), having perceived an internal brilliance (tejas) like the rising sun, still returns to its inclination towards external sense objects.

Words meanings summery:

• कदाचित् (kadācit) - sometimes, at some time, occasionally

• उदित-अर्क-आभम् (udita-arka-ābham) - having the brilliance of the rising sun, radiant like the risen sun

• तेजः (tejaḥ) - internal brilliance (radiance, brilliance, light, spiritual energy)

• दृष्ट्वा (dṛṣṭvā) - having seen, having perceived, having understood

• अन्तरे (antare) - within, internally, in the middle

• मनः (manaḥ) - mind, intellect, thought

• विषय-उन्मुखताम् (viṣaya-unmukhatām) - the state of being inclined towards sense objects, facing sense objects

• यातम् (yātam) - gone, reached, attained

• तस्य (tasya) - its (referring to the mind) (its, of that)

• तामरस-ईक्षण (tāmarasa-īkṣaṇa) - O lotus-eyed one

Words meanings and morphology

कदाचित् (kadācit) - sometimes, at some time, occasionally

(indeclinable)

उदित-अर्क-आभम् (udita-arka-ābham) - having the brilliance of the rising sun, radiant like the risen sun

(adjective)

Accusative, neuter, singular of udita-arka-ābha

udita-arka-ābha - having the brilliance of the rising sun

Compound type : bahuvrīhi (udita+arka+ābha)

• udita – risen, ascended, appeared
  adjective (masculine)
  Past Passive Participle
  From root 'i' with prefix 'ud'
  Prefix: ud
  Root: i (class 2)
• arka – sun, ray, praise
  noun (masculine)
• ābha – resembling, shining, brilliant, light
  adjective (masculine)
  From root 'bhā' (to shine)
  Root: bhā (class 2)

Note: Modifies 'tejaḥ'.

तेजः (tejaḥ) - internal brilliance (radiance, brilliance, light, spiritual energy)

(noun)

Accusative, neuter, singular of tejas

tejas - splendor, brilliance, energy, spiritual power, light

दृष्ट्वा (dṛṣṭvā) - having seen, having perceived, having understood

(indeclinable)

absolutive (gerund)

Formed from root 'dṛś' and suffix 'ktvā'

Root: dṛś (class 1)

अन्तरे (antare) - within, internally, in the middle

(indeclinable)

मनः (manaḥ) - mind, intellect, thought

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, understanding, thought

Root: man (class 4)

विषय-उन्मुखताम् (viṣaya-unmukhatām) - the state of being inclined towards sense objects, facing sense objects

(noun)

Accusative, feminine, singular of viṣaya-unmukhatā

viṣaya-unmukhatā - inclination towards sense objects, state of being turned to objects

Compound 'viṣayonmukha' (facing objects) + suffix 'tā'

Compound type : tatpuruṣa (viṣaya+unmukhatā)

• viṣaya – object (of sense), sphere, domain
  noun (masculine)
  Root: si (class 5)
• unmukhatā – the state of facing, inclination, eagerness
  noun (feminine)
  From 'unmukha' (facing) + 'tā' (abstract noun suffix)

यातम् (yātam) - gone, reached, attained

(adjective)

Nominative, neuter, singular of yāta

yāta - gone, moved, reached, attained

Past Passive Participle

From root 'yā' and suffix 'kta'

Root: yā (class 2)

Note: Agrees with 'manaḥ'.

तस्य (tasya) - its (referring to the mind) (its, of that)

(pronoun)

Genitive, neuter, singular of tad

tad - that, it, he, she

तामरस-ईक्षण (tāmarasa-īkṣaṇa) - O lotus-eyed one

(proper noun)

Vocative, masculine, singular of tāmarasa-īkṣaṇa

tāmarasa-īkṣaṇa - lotus-eyed

Compound type : bahuvrīhi (tāmarasa+īkṣaṇa)

• tāmarasa – lotus, copper-colored
  noun (neuter)
• īkṣaṇa – eye, seeing, looking
  noun (neuter)
  From root 'īkṣ' (to see)
  Root: īkṣ (class 1)