योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-48, verse-35

स सुपर्णघनोऽपात्तं सर्पौघं भूप्रपूरकम् ।
कष्टं शलशलायन्तमगस्त्य इव वारिधिम् ॥ ३५ ॥

sa suparṇaghano'pāttaṃ sarpaughaṃ bhūprapūrakam ,
kaṣṭaṃ śalaśalāyantamagastya iva vāridhim 35

35. saḥ suparṇaghanaḥ apāttam sarpaugham bhūprapūrakam
kaṣṭam śalaśalāyantam agastyaḥ iva vāridhim

35. saḥ suparṇaghanaḥ bhūprapūrakam kaṣṭam śalaśalāyantam
sarpaugham apāttam agastyaḥ iva vāridhim

35. That great Garuḍa, a veritable cloud of great-winged birds, seized the multitude of wretched serpents, which was filling the earth and wriggling painfully, just as Agastya (drank) the ocean.

Words meanings summery:

• सः (saḥ) - That (Garuda, referring to the collective subject of previous verses in singular) (he, that)

• सुपर्णघनः (suparṇaghanaḥ) - (He, the) veritable cloud of great-winged birds (Garuḍas) (cloud of great-winged birds, mass of Garudas)

• अपात्तम् (apāttam) - having seized, grasping (seized, taken, grasped)

• सर्पौघम् (sarpaugham) - the multitude of (these) serpents (multitude of serpents, collection of snakes)

• भूप्रपूरकम् (bhūprapūrakam) - (which was) completely filling the earth (filling the earth completely)

• कष्टम् (kaṣṭam) - wretched, miserable (describing the serpents) (difficult, painful, wretched, bad)

• शलशलायन्तम् (śalaśalāyantam) - (which was) wriggling (in agitation) (wriggling, squirming, bustling)

• अगस्त्यः (agastyaḥ) - Agastya (a revered Vedic Rishi)

• इव (iva) - like, as, as if

• वारिधिम् (vāridhim) - ocean, sea

Words meanings and morphology

सः (saḥ) - That (Garuda, referring to the collective subject of previous verses in singular) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Note: Refers to the main subject, a single Garuḍa or the collective as a singular entity.

सुपर्णघनः (suparṇaghanaḥ) - (He, the) veritable cloud of great-winged birds (Garuḍas) (cloud of great-winged birds, mass of Garudas)

(noun)

Nominative, masculine, singular of suparṇaghana

suparṇaghana - a cloud/mass of great-winged birds (suparṇa, i.e., Garuḍa)

Compound type : Tatpuruṣa (suparṇa+ghana)

• suparṇa – great-winged, beautiful-winged (epithet for Garuḍa)
  noun (masculine)
  From su (good, well) + parṇa (wing, feather).
• ghana – cloud, mass, dense, compact
  noun (masculine)
  Root: han (class 2)

Note: Subject of the sentence, agreeing with 'saḥ'.

अपात्तम् (apāttam) - having seized, grasping (seized, taken, grasped)

(adjective)

Accusative, masculine, singular of apātta

apātta - seized, taken, received

Past Passive Participle

From ā (towards) + dā (to give, take) + kta. The prefix ā with dā means 'to take'. pātta is an irregular ppp form.

Prefix: ā

Root: dā (class 1)

सर्पौघम् (sarpaugham) - the multitude of (these) serpents (multitude of serpents, collection of snakes)

(noun)

Accusative, masculine, singular of sarpaugha

sarpaugha - multitude/throng of serpents

Compound type : Tatpuruṣa (sarpa+ogha)

• sarpa – serpent, snake
  noun (masculine)
  From sṛp (to creep).
  Root: sṛp (class 1)
• ogha – flood, current, multitude, heap
  noun (masculine)
  Root: vah (class 1)

Note: Object of the implied verb (or 'apāttam').

भूप्रपूरकम् (bhūprapūrakam) - (which was) completely filling the earth (filling the earth completely)

(adjective)

Accusative, masculine, singular of bhūprapūraka

bhūprapūraka - filling the earth completely

Agent noun

From bhū (earth) + pra + pūr (to fill) + ṇvul.

Compound type : Tatpuruṣa (bhū+prapūraka)

• bhū – earth, ground
  noun (feminine)
  Root: bhū (class 1)
• prapūraka – filling, fulfiller
  adjective (masculine)
  Agent noun
  From pra (forth, completely) + pūr (to fill) + ṇvul suffix.
  Prefix: pra
  Root: pūr (class 10)

Note: Agrees with sarpaugham.

कष्टम् (kaṣṭam) - wretched, miserable (describing the serpents) (difficult, painful, wretched, bad)

(adjective)

Accusative, masculine, singular of kaṣṭa

kaṣṭa - difficult, painful, wretched, bad, sad

Root: kaṣ (class 1)

Note: Agrees with sarpaugham.

शलशलायन्तम् (śalaśalāyantam) - (which was) wriggling (in agitation) (wriggling, squirming, bustling)

(adjective)

Accusative, masculine, singular of śalaśalāyat

śalaśalāyat - wriggling, squirming, bustling

Present Active Participle

From denominative root śalaśalāya (to wriggle) + śatṛ suffix.

Note: Agrees with sarpaugham.

अगस्त्यः (agastyaḥ) - Agastya (a revered Vedic Rishi)

(proper noun)

Nominative, masculine, singular of agastya

agastya - Agastya (name of a famous Vedic sage who is said to have drunk the ocean)

Note: Subject of the implied verb in the simile.

इव (iva) - like, as, as if

(indeclinable)

Particle indicating comparison.

वारिधिम् (vāridhim) - ocean, sea

(noun)

Accusative, masculine, singular of vāridhi

vāridhi - ocean, sea (literally, water-holder)

From vāri (water) + dhā (to hold) + ki suffix.

Compound type : Tatpuruṣa (vāri+dhā)

• vāri – water
  noun (neuter)
• dhā – to hold, place, put
  verb root
  Root: dhā (class 3)

Note: Object of the implied verb (drank) in the simile.