योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-52, verse-32

तत्क्षयेण विभारत्वं भुवो विष्णुः करिष्यति ।
राघवाऽर्जुनदेहेन वृहद्गाण्डीवधन्वना ॥ ३२ ॥

tatkṣayeṇa vibhāratvaṃ bhuvo viṣṇuḥ kariṣyati ,
rāghavā'rjunadehena vṛhadgāṇḍīvadhanvanā 32

32. tat-kṣayeṇa vi-bhāra-tvam bhuvaḥ viṣṇuḥ kariṣyati
rāghava-arjuna-dehena bṛhat-gāṇḍīva-dhanvanā

32. viṣṇuḥ tat-kṣayeṇa bhuvaḥ vi-bhāra-tvam kariṣyati
bṛhat-gāṇḍīva-dhanvanā rāghava-arjuna-dehena

32. Through their destruction, Viṣṇu will free the earth from its burden, acting through the body of Rāghava-Arjuna, who wields the mighty Gāṇḍīva bow.

Words meanings summery:

• तत्-क्षयेण (tat-kṣayeṇa) - by the destruction of these armies/parties (by its destruction, by their destruction)

• वि-भार-त्वम् (vi-bhāra-tvam) - the state of being unburdened, freedom from burden

• भुवः (bhuvaḥ) - of the earth

• विष्णुः (viṣṇuḥ) - Viṣṇu (the preserver deity)

• करिष्यति (kariṣyati) - will do, will make, will accomplish

• राघव-अर्जुन-देहेन (rāghava-arjuna-dehena) - through the physical form assumed as Rāghava-Arjuna (by the body of Rāghava-Arjuna)

• बृहत्-गाण्डीव-धन्वना (bṛhat-gāṇḍīva-dhanvanā) - by Arjuna, the wielder of the Gāṇḍīva bow (by the one whose great bow is Gāṇḍīva, by the wielder of the mighty Gāṇḍīva bow)

Words meanings and morphology

तत्-क्षयेण (tat-kṣayeṇa) - by the destruction of these armies/parties (by its destruction, by their destruction)

(noun)

Instrumental, masculine, singular of tat-kṣaya

tat-kṣaya - its destruction, their destruction

Compound type : tatpuruṣa (tad+kṣaya)

• tad – that, its, their
  pronoun (neuter)
• kṣaya – destruction, loss, decrease
  noun (masculine)
  From root kṣi (to destroy, perish)
  Root: kṣi (class 1)

वि-भार-त्वम् (vi-bhāra-tvam) - the state of being unburdened, freedom from burden

(noun)

Accusative, neuter, singular of vi-bhāra-tva

vi-bhāra-tva - the state of being free from burden, unburdened condition

Compound type : tatpuruṣa (vi+bhāra+tva)

• vi – apart, away, without (prefix)
  indeclinable
• bhāra – burden, weight, load
  noun (masculine)
  From root bhṛ (to bear, carry)
  Root: bhṛ (class 1)
• tva – suffix denoting 'state of being', 'nature of'
  suffix (neuter)
  A nominal suffix forming abstract nouns.

भुवः (bhuvaḥ) - of the earth

(noun)

Genitive, feminine, singular of bhū

bhū - earth, ground, land, world

विष्णुः (viṣṇuḥ) - Viṣṇu (the preserver deity)

(proper noun)

Nominative, masculine, singular of viṣṇu

viṣṇu - Viṣṇu (one of the principal deities of Hinduism)

करिष्यति (kariṣyati) - will do, will make, will accomplish

(verb)

3rd person , singular, active, future (lyṛṭ) of kṛ

Root: kṛ (class 8)

राघव-अर्जुन-देहेन (rāghava-arjuna-dehena) - through the physical form assumed as Rāghava-Arjuna (by the body of Rāghava-Arjuna)

(noun)

Instrumental, masculine, singular of rāghava-arjuna-deha

rāghava-arjuna-deha - the body of Rāghava and Arjuna (or Rāghava who is Arjuna)

Compound type : tatpuruṣa (rāghava+arjuna+deha)

• rāghava – descendant of Raghu, an epithet of Rama
  proper noun (masculine)
• arjuna – Arjuna (a Pandava prince, main protagonist of Bhagavad Gita)
  proper noun (masculine)
• deha – body, physical form
  noun (masculine)
  Root: dih (class 4)

बृहत्-गाण्डीव-धन्वना (bṛhat-gāṇḍīva-dhanvanā) - by Arjuna, the wielder of the Gāṇḍīva bow (by the one whose great bow is Gāṇḍīva, by the wielder of the mighty Gāṇḍīva bow)

(adjective)

Instrumental, masculine, singular of bṛhat-gāṇḍīva-dhanvan

bṛhat-gāṇḍīva-dhanvan - having the great Gāṇḍīva as a bow, wielder of the great Gāṇḍīva bow

Compound type : bahuvrīhi (bṛhat+gāṇḍīva+dhanvan)

• bṛhat – great, large, vast, mighty
  adjective (neuter)
  Root bṛh (to grow, be great)
  Root: bṛh (class 1)
• gāṇḍīva – Gāṇḍīva (the name of Arjuna's divine bow)
  proper noun (neuter)
• dhanvan – bow, archer, bowman
  noun (masculine)
  Root: dhan (class 1)

Note: Agrees with rāghava-arjuna-dehena.