योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-120, verse-5

पूर्वदक्षिणपाश्चात्यमहार्णवतटस्थलीम् ।
बभ्राम कौतुकात्सर्वां व्योमवीथीमिवोष्णगुः ॥ ५ ॥

pūrvadakṣiṇapāścātyamahārṇavataṭasthalīm ,
babhrāma kautukātsarvāṃ vyomavīthīmivoṣṇaguḥ 5

5. pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalīm
babhrāma kautukāt sarvām vyomavīthīm iva uṣṇaguḥ

5. uṣṇaguḥ iva vyomavīthīm kautukāt sarvām
pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalīm babhrāma

5. He wandered all over the eastern, southern, and western coastal regions of the great ocean, out of curiosity, just as the sun (uṣṇagu) traverses the sky's pathway.

Words meanings summery:

• पूर्वदक्षिणपाश्चात्यमहार्णवटटस्थलीम् (pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalīm) - the eastern, southern, and western coastal regions of the great ocean

• बभ्राम (babhrāma) - he wandered, roamed, travelled

• कौतुकात् (kautukāt) - from curiosity, out of curiosity, playfully

• सर्वाम् (sarvām) - all, entire, every

• व्योमवीथीम् (vyomavīthīm) - the path of the sky, the celestial path

• इव (iva) - like, as, as if

• उष्णगुः (uṣṇaguḥ) - the sun (having hot rays)

Words meanings and morphology

पूर्वदक्षिणपाश्चात्यमहार्णवटटस्थलीम् (pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalīm) - the eastern, southern, and western coastal regions of the great ocean

(noun)

Accusative, feminine, singular of pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalī

pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalī - the eastern, southern, and western coastal regions of the great ocean

Compound type : tatpurusha (pūrva+dakṣiṇa+pāścātya+mahārṇava+taṭasthalī)

• pūrva – eastern, prior, former
  adjective
• dakṣiṇa – southern, right (direction)
  adjective
• pāścātya – western
  adjective
• mahārṇava – great ocean
  noun (masculine)
• taṭasthalī – coastal region, shore
  noun (feminine)

Note: Object of "babhrāma".

बभ्राम (babhrāma) - he wandered, roamed, travelled

(verb)

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

perfect tense, active voice (liṭ)

root "bhram" (to wander), 3rd singular perfect.

Root: bhram (class 1)

कौतुकात् (kautukāt) - from curiosity, out of curiosity, playfully

(noun)

Ablative, neuter, singular of kautuka

kautuka - curiosity, eagerness, spectacle, festive occasion

Note: Indicates the cause or motive.

सर्वाम् (sarvām) - all, entire, every

(pronoun)

Accusative, feminine, singular of sarva

sarva - all, every, entire

Note: Agrees with "pūrvadakṣiṇapāścātyamahārṇavaṭaṭasthalīm".

व्योमवीथीम् (vyomavīthīm) - the path of the sky, the celestial path

(noun)

Accusative, feminine, singular of vyomavīthī

vyomavīthī - path of the sky, aerial path

Compound type : tatpurusha (vyoma+vīthī)

• vyoma – sky, heaven, space
  noun (neuter)
• vīthī – path, road, row, line
  noun (feminine)

Note: Object of comparison with the path of the sun.

इव (iva) - like, as, as if

(indeclinable)

उष्णगुः (uṣṇaguḥ) - the sun (having hot rays)

(noun)

Nominative, masculine, singular of uṣṇagu

uṣṇagu - the sun, having hot rays

Compound type : bahuvrihi (uṣṇa+gu)

• uṣṇa – hot, warm
  adjective
• gu – ray (of light), cow, earth
  noun (masculine)

Note: Subject of the implied verb of motion in the simile.