महाभारतः mahābhārataḥ - book-7, chapter-74, verse-53

रथसागरमक्षोभ्यं मातङ्गाङ्गशिलाचितम् ।
वेलाभूतस्तदा पार्थः पत्रिभिः समवारयत् ॥५३॥

53. rathasāgaramakṣobhyaṁ mātaṅgāṅgaśilācitam ,
velābhūtastadā pārthaḥ patribhiḥ samavārayat.

53. rathasāgaram akṣobhyam mātaṅgāṅgaśilācitam
velābhūtaḥ tadā pārthaḥ patribhiḥ samavārayat

53. tadā pārthaḥ akṣobhyam mātaṅgāṅgaśilācitam
rathasāgaram velābhūtaḥ patribhiḥ samavārayat

53. At that moment, Arjuna (pārthaḥ), becoming like a shoreline, checked that immense, unshakeable (akṣobhyam) ocean of chariots (rathasāgaram), which was strewn with the bodies of elephants like rocks, by means of his arrows.

Words meanings summery:

• रथसागरम् (rathasāgaram) - the ocean of chariots; a chariot-ocean

• अक्षोभ्यम् (akṣobhyam) - unshakable, unagitable, imperturbable

• मातङ्गाङ्गशिलाचितम् (mātaṅgāṅgaśilācitam) - covered with elephant bodies like rocks; filled with elephant bodies resembling rocks

• वेलाभूतः (velābhūtaḥ) - having become the shore/bank; having become a boundary

• तदा (tadā) - then, at that time

• पार्थः (pārthaḥ) - Arjuna (son of Pṛthā (Arjuna))

• पत्रिभिः (patribhiḥ) - by means of arrows (literally, 'by those with wings')

• समवारयत् (samavārayat) - he checked, he held back, he restrained

Words meanings and morphology

रथसागरम् (rathasāgaram) - the ocean of chariots; a chariot-ocean

(noun)

Accusative, masculine, singular of rathasāgara

rathasāgara - ocean of chariots

Compound type : tatpurusha (ratha+sāgara)

• ratha – chariot
  noun (masculine)
• sāgara – ocean
  noun (masculine)

अक्षोभ्यम् (akṣobhyam) - unshakable, unagitable, imperturbable

(adjective)

Accusative, masculine, singular of akṣobhya

akṣobhya - unshakable, imperturbable, not to be agitated

Gerundive

From root kṣubh (to agitate) + suffix -ya (kṛtya) + negative prefix a-.

Compound type : nañ-tatpurusha (a+kṣobhya)

• a – not
  indeclinable
• kṣobhya – to be agitated
  adjective (masculine/neuter)
  Gerundive
  From root kṣubh (to agitate) + suffix -ya (kṛtya).
  Root: kṣubh (class 1)

मातङ्गाङ्गशिलाचितम् (mātaṅgāṅgaśilācitam) - covered with elephant bodies like rocks; filled with elephant bodies resembling rocks

(adjective)

Accusative, masculine, singular of mātaṅgāṅgaśilācita

mātaṅgāṅgaśilācita - covered/strewn with stones which are elephant bodies

Compound type : karmadhāraya-tatpurusha (mātaṅgāṅga+śilā+ācita)

• mātaṅga – elephant
  noun (masculine)
• aṅga – body, limb
  noun (neuter)
• śilā – rock, stone
  noun (feminine)
• ācita – covered, strewn, filled
  adjective (masculine/neuter)
  Past Passive Participle
  From root ci (to pile, gather) with prefix ā-.
  Prefix: ā
  Root: ci (class 5)

वेलाभूतः (velābhūtaḥ) - having become the shore/bank; having become a boundary

(adjective)

Nominative, masculine, singular of velābhūta

velābhūta - having become a shore/boundary

Compound type : tatpurusha (velā+bhūta)

• velā – shore, boundary, limit
  noun (feminine)
• bhūta – become, been
  adjective (masculine/neuter)
  Past Passive Participle
  From root bhū (to be, become).
  Root: bhū (class 1)

तदा (tadā) - then, at that time

(indeclinable)

पार्थः (pārthaḥ) - Arjuna (son of Pṛthā (Arjuna))

(proper noun)

Nominative, masculine, singular of pārtha

pārtha - son of Pṛthā (Kunti)

Derived from Pṛthā (Kunti).

पत्रिभिः (patribhiḥ) - by means of arrows (literally, 'by those with wings')

(noun)

Instrumental, masculine, plural of patrin

patrin - winged, having wings; an arrow

समवारयत् (samavārayat) - he checked, he held back, he restrained

(verb)

3rd person , singular, active, imperfect (laṅ) of vṛ

Causal form of root vṛ, meaning 'to cause to stop/restrain'.

Prefixes: sam+ava

Root: vṛ (class 10)