महाभारतः mahābhārataḥ - book-7, chapter-120, verse-83

अथार्जुनः सर्वतोधारमस्त्रं प्रादुश्चक्रे त्रासयन्धार्तराष्ट्रान् ।
तं प्रत्युदीयुः कुरवः पाण्डुसूनुं रथैर्महार्हैः शरवर्षाण्यवर्षन् ॥८३॥

83. athārjunaḥ sarvatodhāramastraṁ; prāduścakre trāsayandhārtarāṣṭrān ,
taṁ pratyudīyuḥ kuravaḥ pāṇḍusūnuṁ; rathairmahārhaiḥ śaravarṣāṇyavarṣan.

83. atha arjunaḥ sarvatodhāram astram
prāduścakre trāsayen dhārtarāṣṭrān
tam pratyudīyuḥ kuravaḥ pāṇḍusūnum
rathaiḥ mahārghaiḥ śaravarṣāṇi avarṣan

83. atha arjunaḥ dhārtarāṣṭrān trāsayen sarvatodhāram astram prāduścakre.
kuravaḥ tam pāṇḍusūnum pratyudīyuḥ,
(ca) mahārghaiḥ rathaiḥ śaravarṣāṇi avarṣan.

83. Then Arjuna manifested an all-encompassing weapon, terrifying the sons of Dhṛtarāṣṭra. The Kurus, with splendid chariots, opposed him, the son of Pāṇḍu, and showered forth torrents of arrows.

Words meanings summery:

• अथ (atha) - then, thereupon, now

• अर्जुनः (arjunaḥ) - Arjuna

• सर्वतोधारम् (sarvatodhāram) - all-encompassing (weapon) (all-encompassing, having streams/edges on all sides)

• अस्त्रम् (astram) - weapon, missile

• प्रादुश्चक्रे (prāduścakre) - he manifested, he displayed

• त्रासयेन् (trāsayen) - frightening, terrifying, causing terror

• धार्तराष्ट्रान् (dhārtarāṣṭrān) - the sons of Dhṛtarāṣṭra

• तम् (tam) - Arjuna (him)

• प्रत्युदीयुः (pratyudīyuḥ) - they went against, they opposed

• कुरवः (kuravaḥ) - the Kurus

• पाण्डुसूनुम् (pāṇḍusūnum) - Arjuna (the son of Pāṇḍu (Arjuna))

• रथैः (rathaiḥ) - by/with chariots

• महार्घैः (mahārghaiḥ) - by/with splendid (chariots) (by/with splendid, by/with valuable)

• शरवर्षाणि (śaravarṣāṇi) - showers of arrows, torrents of arrows

• अवर्षन् (avarṣan) - they rained, they showered

Words meanings and morphology

अथ (atha) - then, thereupon, now

(indeclinable)

अर्जुनः (arjunaḥ) - Arjuna

(proper noun)

Nominative, masculine, singular of arjuna

arjuna - white, clear; name of a famous Pāṇḍava prince

सर्वतोधारम् (sarvatodhāram) - all-encompassing (weapon) (all-encompassing, having streams/edges on all sides)

(adjective)

Accusative, neuter, singular of sarvatodhāra

sarvatodhāra - having streams or edges on all sides, all-encompassing, everywhere-flowing

Compound: sarvatas (from all sides) + dhārā (stream, edge)

Compound type : tatpuruṣa (sarvatas+dhārā)

• sarvatas – from all sides, on all sides, everywhere
  indeclinable
• dhāra – stream, edge, current
  noun (feminine)
  Root: dhṛ (class 1)

अस्त्रम् (astram) - weapon, missile

(noun)

Accusative, neuter, singular of astra

astra - a missile, a weapon (especially one discharged from a bow or machine)

प्रादुश्चक्रे (prāduścakre) - he manifested, he displayed

(verb)

3rd person , singular, middle, past perfect (lit) of prādus-kṛ

Prefix: prādus

Root: kṛ (class 8)

त्रासयेन् (trāsayen) - frightening, terrifying, causing terror

(adjective)

Nominative, masculine, singular of trāsayat

trāsayat - terrifying, causing fright

Present Active Participle (causative)

Present active participle of the causative form of √tras (to tremble, to be afraid)

Root: tras (class 4)

धार्तराष्ट्रान् (dhārtarāṣṭrān) - the sons of Dhṛtarāṣṭra

(proper noun)

Accusative, masculine, plural of dhārtarāṣṭra

dhārtarāṣṭra - son of Dhṛtarāṣṭra (e.g., Duryodhana and his brothers)

Derived from Dhṛtarāṣṭra

तम् (tam) - Arjuna (him)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

प्रत्युदीयुः (pratyudīyuḥ) - they went against, they opposed

(verb)

3rd person , plural, active, past perfect (lit) of prati-ud-i

Prefixes: prati+ud

Root: i (class 2)

कुरवः (kuravaḥ) - the Kurus

(proper noun)

Nominative, masculine, plural of kuru

kuru - name of an ancient king, his descendants, the land ruled by them; the Kauravas

पाण्डुसूनुम् (pāṇḍusūnum) - Arjuna (the son of Pāṇḍu (Arjuna))

(proper noun)

Accusative, masculine, singular of pāṇḍusūnu

pāṇḍusūnu - son of Pāṇḍu; an epithet for any of the Pāṇḍavas, here specifically Arjuna

Compound: Pāṇḍu (name of king) + sūnu (son)

Compound type : tatpuruṣa (pāṇḍu+sūnu)

• pāṇḍu – pale, yellowish-white; name of the king, father of the Pāṇḍavas
  proper noun (masculine)
• sūnu – son, offspring
  noun (masculine)
  Root: sū (class 2)

रथैः (rathaiḥ) - by/with chariots

(noun)

Instrumental, masculine, plural of ratha

ratha - chariot, car, war-chariot

महार्घैः (mahārghaiḥ) - by/with splendid (chariots) (by/with splendid, by/with valuable)

(adjective)

Instrumental, masculine, plural of mahārgha

mahārgha - highly valuable, costly, splendid, magnificent

Compound: mahā (great) + argha (value)

Compound type : tatpuruṣa (mahā+argha)

• mahā – great, large, mighty
  adjective
• argha – value, price, worth, offering
  noun (masculine)
  Root: arh (class 1)

शरवर्षाणि (śaravarṣāṇi) - showers of arrows, torrents of arrows

(noun)

Accusative, neuter, plural of śaravarṣa

śaravarṣa - a shower of arrows

Compound: śara (arrow) + varṣa (rain, shower)

Compound type : tatpuruṣa (śara+varṣa)

• śara – arrow
  noun (masculine)
• varṣa – rain, shower, raining
  noun (neuter)
  Derived from root √vṛṣ (to rain)
  Root: vṛṣ (class 1)

अवर्षन् (avarṣan) - they rained, they showered

(verb)

3rd person , plural, active, past imperfect (laṅ) of vṛṣ

Root: vṛṣ (class 1)