योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-48, verse-30

ब्राह्मेण कर्मणा तस्य विपिने चरतस्तपः ।
अनन्तसंकल्पमयं श्रोत्रियत्वं बभूव ह ॥ ३० ॥

brāhmeṇa karmaṇā tasya vipine caratastapaḥ ,
anantasaṃkalpamayaṃ śrotriyatvaṃ babhūva ha 30

30. brāhmeṇa karmaṇā tasya vipine carataḥ tapaḥ
anantasaṅkalpamayam śrotriyatvam babhūva ha

30. tasya vipine brāhmeṇa karmaṇā tapaḥ carataḥ
śrotriyatvam anantasaṅkalpamayam babhūva ha

30. While he was performing asceticism (tapas) in the forest through actions pertaining to the Absolute (karma brāhmeṇa), his status as a Vedic scholar (śrotriya) became imbued with boundless resolve.

Words meanings summery:

• ब्राह्मेण (brāhmeṇa) - through actions related to the Absolute (Brahman) or sacred rites (by Brahman-related, by Brahminical, pertaining to the Veda)

• कर्मणा (karmaṇā) - through sacred actions or rituals (by action, by deed, by rite)

• तस्य (tasya) - his, of him

• विपिने (vipine) - in the forest, in the wilderness

• चरतः (carataḥ) - of him who was performing (tapas) (of one moving, of one performing, of one wandering)

• तपः (tapaḥ) - the ascetic practice (asceticism, penance, religious austerity)

• अनन्तसङ्कल्पमयम् (anantasaṅkalpamayam) - imbued with boundless resolve (consisting of infinite resolve)

• श्रोत्रियत्वम् (śrotriyatvam) - his status as a Vedic scholar (the state of being a Śrotriya (a learned Brahmin))

• बभूव (babhūva) - he became, it was, it happened

• ह (ha) - indeed, certainly, verily

Words meanings and morphology

ब्राह्मेण (brāhmeṇa) - through actions related to the Absolute (Brahman) or sacred rites (by Brahman-related, by Brahminical, pertaining to the Veda)

(adjective)

Instrumental, masculine, singular of brāhma

brāhma - relating to Brahman, relating to a Brahmin, divine, sacred

Derived from brahman with suffix -a (aṇ)

Note: Modifies 'karmaṇā'

कर्मणा (karmaṇā) - through sacred actions or rituals (by action, by deed, by rite)

(noun)

Instrumental, neuter, singular of karman

karman - action, deed, work, ritual, fate

Derived from root kṛ (to do)

Root: kṛ (class 8)

Note: Instrument for 'carataḥ tapaḥ'

तस्य (tasya) - his, of him

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Refers to Shikhandi. Possessive for 'śrotriyatvam' or 'tapaḥ carataḥ'.

विपिने (vipine) - in the forest, in the wilderness

(noun)

Locative, neuter, singular of vipina

vipina - forest, grove, wilderness

Note: Indicates location of action 'carataḥ'

चरतः (carataḥ) - of him who was performing (tapas) (of one moving, of one performing, of one wandering)

(participle)

Genitive, masculine, singular of carant

car - to move, to wander, to perform, to practice

Present Active Participle

Derived from root car with present participle suffix -at

Root: car (class 1)

Note: Modifies the implicit 'him' (tasya), describing his action.

तपः (tapaḥ) - the ascetic practice (asceticism, penance, religious austerity)

(noun)

Accusative, neuter, singular of tapas

tapas - heat, penance, asceticism, religious austerity

Derived from root tap (to heat, to perform austerities)

Root: tap (class 1)

Note: Object of the participle 'carataḥ' (performing tapas)

अनन्तसङ्कल्पमयम् (anantasaṅkalpamayam) - imbued with boundless resolve (consisting of infinite resolve)

(adjective)

Nominative, neuter, singular of anantasaṅkalpamaya

anantasaṅkalpamaya - consisting of infinite will/resolve/intention

Compound type : tatpuruṣa (ananta+saṅkalpa+maya)

• ananta – infinite, endless, boundless
  adjective (masculine)
  Negative prefix a + anta (end)
• saṅkalpa – resolve, intention, will, solemn vow
  noun (masculine)
  Derived from saṃ + √kḷp (to arrange, to resolve)
  Prefix: saṃ
  Root: kḷp (class 1)
• maya – consisting of, made of, full of
  suffix (neuter)
  Suffix indicating 'made of' or 'consisting of'

Note: Predicate adjective for 'śrotriyatvam'

श्रोत्रियत्वम् (śrotriyatvam) - his status as a Vedic scholar (the state of being a Śrotriya (a learned Brahmin))

(noun)

Nominative, neuter, singular of śrotriyatva

śrotriyatva - the state or quality of being a śrotriya, Brahminical learning

Derived from śrotriya with suffix -tva

Note: Subject of 'babhūva'

बभूव (babhūva) - he became, it was, it happened

(verb)

3rd person , singular, active, past perfect (lit) of bhū

Perfect

Reduplicated perfect form of root bhū

Root: bhū (class 1)

ह (ha) - indeed, certainly, verily

(indeclinable)

Note: Emphatic particle