योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-54, verse-91

चित्तत्त्वैकघनाभ्यासान्महाचित्त्वमुपेत्य सः ।
बभूव सर्वत्र समस्तेजः सौरमिवावनौ ॥ ९१ ॥

cittattvaikaghanābhyāsānmahācittvamupetya saḥ ,
babhūva sarvatra samastejaḥ sauramivāvanau 91

91. cittattvaikaghanābhyāsāt mahācittvam upetya saḥ
babhūva sarvatra samastejāḥ sauryam iva avanau

91. saḥ cittattvaikaghanābhyāsāt mahācittvam upetya
avanau sarvatra samastejāḥ sauryam iva babhūva

91. Through the profound practice of identifying with the singular essence of consciousness, he attained the state of supreme consciousness. He became like the sun's radiance, equally pervasive everywhere on earth.

Words meanings summery:

• चित्तत्त्वैकघनाभ्यासात् (cittattvaikaghanābhyāsāt) - from the profound and singular practice of the essence of consciousness

• महाचित्त्वम् (mahācittvam) - the state of supreme consciousness

• उपेत्य (upetya) - having approached, having attained, having reached

• सः (saḥ) - he, that one

• बभूव (babhūva) - he became, he was

• सर्वत्र (sarvatra) - everywhere

• समस्तेजाः (samastejāḥ) - having equal brilliance, equally radiant

• सौरम् (sauram) - like the sun's radiance (solar, relating to the sun)

• इव (iva) - like, as, as it were

• अवनौ (avanau) - on the earth, in the ground

Words meanings and morphology

चित्तत्त्वैकघनाभ्यासात् (cittattvaikaghanābhyāsāt) - from the profound and singular practice of the essence of consciousness

(noun)

Ablative, masculine, singular of cittattvaikaghanābhyāsa

cittattvaikaghanābhyāsa - profound practice of oneness with the essence of consciousness

Compound type : tatpuruṣa (cit+tattva+eka+ghana+abhyāsa)

• cit – consciousness, thought
  noun (feminine)
• tattva – essence, reality, principle
  noun (neuter)
• eka – one, singular, unique
  numeral (masculine)
• ghana – dense, firm, profound, intense
  adjective (masculine)
• abhyāsa – practice, repetition, study
  noun (masculine)
  Prefix: abhi
  Root: as (class 4)

महाचित्त्वम् (mahācittvam) - the state of supreme consciousness

(noun)

Accusative, neuter, singular of mahācittva

mahācittva - state of great consciousness

Compound type : karmadhāraya (mahā+cittva)

• mahā – great, supreme
  adjective (feminine)
• cittva – the state of consciousness, conscious nature
  noun (neuter)
  Derived from 'cit' (consciousness) with the suffix '-tva'

उपेत्य (upetya) - having approached, having attained, having reached

(indeclinable)

Absolutive (Gerund)

absolutive form of root i with prefix upa

Prefix: upa

Root: i (class 2)

सः (saḥ) - he, that one

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

बभूव (babhūva) - he became, he was

(verb)

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

Perfect (Liṭ)

3rd person singular active voice of root bhū

Root: bhū (class 1)

सर्वत्र (sarvatra) - everywhere

(indeclinable)

समस्तेजाः (samastejāḥ) - having equal brilliance, equally radiant

(adjective)

Nominative, masculine, singular of samastejas

samastejas - having equal brilliance/radiance

Compound type : bahuvrīhi (sama+tejas)

• sama – equal, same, even
  adjective (masculine)
• tejas – brilliance, radiance, energy
  noun (neuter)

सौरम् (sauram) - like the sun's radiance (solar, relating to the sun)

(adjective)

Nominative, neuter, singular of saura

saura - solar, derived from the sun, belonging to the sun

derived from sūrya (sun) + aṇ (taddhita suffix)

इव (iva) - like, as, as it were

(indeclinable)

अवनौ (avanau) - on the earth, in the ground

(noun)

Locative, feminine, singular of avani

avani - earth, ground, land