योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-73, verse-4

चिदणोः कोशगं विश्वं विचारेण विलीयते ।
कायो वेतालकस्येव शिष्यते यत्पदं तु तत् ॥ ४ ॥

cidaṇoḥ kośagaṃ viśvaṃ vicāreṇa vilīyate ,
kāyo vetālakasyeva śiṣyate yatpadaṃ tu tat 4

4. cidaṇoḥ kośagam viśvam vicāreṇa vilīyate
kāyaḥ vetālakasya iva śiṣyate yat padam tu tat

4. cidaṇoḥ kośagam viśvam vicāreṇa vilīyate.
vetālakasya kāyaḥ iva yat padam tu tat śiṣyate.

4. The universe (viśva), which resides as a covering within the atomic consciousness (cid-aṇu), dissolves through proper inquiry (vicāra), just as the Vetāla's body vanished. That which remains is indeed the ultimate state.

Words meanings summery:

• चिदणोः (cidaṇoḥ) - of the atomic consciousness, of the particle of consciousness

• कोशगम् (kośagam) - residing in the sheath, dwelling in the covering

• विश्वम् (viśvam) - the universe, all, whole

• विचारेण (vicāreṇa) - by deliberation, by inquiry, by discrimination

• विलीयते (vilīyate) - dissolves, merges, melts away

• कायः (kāyaḥ) - body, collection, heap

• वेतालकस्य (vetālakasya) - of the Vetāla

• इव (iva) - like, as, as if

• शिष्यते (śiṣyate) - remains, is left over

• यत् (yat) - which, whatever

• पदम् (padam) - state, position, ultimate state, foot, word

• तु (tu) - but, indeed, however

• तत् (tat) - that

Words meanings and morphology

चिदणोः (cidaṇoḥ) - of the atomic consciousness, of the particle of consciousness

(noun)

Genitive, masculine, singular of cidaṇu

cidaṇu - atomic consciousness, particle of consciousness

Compound type : karmadhāraya (cit+aṇu)

• cit – consciousness, intelligence, understanding
  noun (feminine)
• aṇu – atom, particle, minute, subtle
  noun (masculine)

कोशगम् (kośagam) - residing in the sheath, dwelling in the covering

(adjective)

Nominative, neuter, singular of kośaga

kośaga - dwelling in a sheath, residing in a covering

Compound type : tatpuruṣa (kośa+ga)

• kośa – sheath, cover, treasury, bud
  noun (masculine)
• ga – going, moving, residing in, being in
  adjective (masculine)
  suffix denoting 'going' or 'being in'
  Root: gam (class 1)

विश्वम् (viśvam) - the universe, all, whole

(noun)

Nominative, neuter, singular of viśva

viśva - all, whole, entire, universal, the universe

विचारेण (vicāreṇa) - by deliberation, by inquiry, by discrimination

(noun)

Instrumental, masculine, singular of vicāra

vicāra - deliberation, investigation, inquiry, discernment, reflection

from root 'car' (to move, go) with prefix 'vi'

Prefix: vi

Root: car (class 1)

विलीयते (vilīyate) - dissolves, merges, melts away

(verb)

3rd person , singular, passive, present (lat) of vi-lī

present passive/middle

from root 'lī' (to cling, dissolve) with prefix 'vi'

Prefix: vi

Root: lī (class 4)

कायः (kāyaḥ) - body, collection, heap

(noun)

Nominative, masculine, singular of kāya

kāya - body, physical frame, collection, mass

वेतालकस्य (vetālakasya) - of the Vetāla

(noun)

Genitive, masculine, singular of vetālaka

vetālaka - Vetāla (a mythical being), a diminutive or affectionate form of Vetāla

इव (iva) - like, as, as if

(indeclinable)

शिष्यते (śiṣyate) - remains, is left over

(verb)

3rd person , singular, passive, present (lat) of śiṣ

present passive/middle

root 'śiṣ', present tense, 3rd person singular

Root: śiṣ (class 7)

यत् (yat) - which, whatever

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, whatever (relative pronoun)

पदम् (padam) - state, position, ultimate state, foot, word

(noun)

Nominative, neuter, singular of pada

pada - foot, step, word, position, state, ultimate goal

तु (tu) - but, indeed, however

(indeclinable)

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, that one