महाभारतः mahābhārataḥ - book-7, chapter-162, verse-31

तत्र नागा हया योधा रथिनोऽथ पदातयः ।
पारिजातवनानीव व्यरोचन्रुधिरोक्षिताः ॥३१॥

31. tatra nāgā hayā yodhā rathino'tha padātayaḥ ,
pārijātavanānīva vyarocanrudhirokṣitāḥ.

31. tatra nāgāḥ hayāḥ yodhāḥ rathinaḥ atha padātayaḥ
pārijātavanāni iva vyarocan rudhirokṣitāḥ

31. tatra nāgāḥ hayāḥ yodhāḥ rathinaḥ atha padātayaḥ
rudhirokṣitāḥ pārijātavanāni iva vyarocan

31. There, elephants, horses, warriors, charioteers, and foot soldiers, drenched in blood, gleamed like Parijata forests.

Words meanings summery:

• तत्र (tatra) - there, at that place

• नागाः (nāgāḥ) - elephants (in battle) (elephants, snakes)

• हयाः (hayāḥ) - horses

• योधाः (yodhāḥ) - warriors, fighters

• रथिनः (rathinaḥ) - charioteers

• अथ (atha) - and (and, then, moreover)

• पदातयः (padātayaḥ) - foot soldiers, infantry

• पारिजातवनानि (pārijātavanāni) - Parijata forests

• इव (iva) - like, as if, similar to

• व्यरोचन् (vyarocan) - they shone, they gleamed

• रुधिरोक्षिताः (rudhirokṣitāḥ) - drenched in blood, sprinkled with blood

Words meanings and morphology

तत्र (tatra) - there, at that place

(indeclinable)

नागाः (nāgāḥ) - elephants (in battle) (elephants, snakes)

(noun)

Nominative, masculine, plural of nāga

nāga - elephant, snake

हयाः (hayāḥ) - horses

(noun)

Nominative, masculine, plural of haya

haya - horse

योधाः (yodhāḥ) - warriors, fighters

(noun)

Nominative, masculine, plural of yodha

yodha - warrior, fighter

रथिनः (rathinaḥ) - charioteers

(noun)

Nominative, masculine, plural of rathin

rathin - charioteer, possessing a chariot

अथ (atha) - and (and, then, moreover)

(indeclinable)

पदातयः (padātayaḥ) - foot soldiers, infantry

(noun)

Nominative, masculine, plural of padāti

padāti - foot soldier, infantryman

पारिजातवनानि (pārijātavanāni) - Parijata forests

(noun)

Nominative, neuter, plural of pārijātavana

pārijātavana - Parijata forest

Compound type : tatpuruṣa (pārijāta+vana)

• pārijāta – a celestial coral tree, its flower
  proper noun (masculine)
• vana – forest, wood, grove
  noun (neuter)

इव (iva) - like, as if, similar to

(indeclinable)

व्यरोचन् (vyarocan) - they shone, they gleamed

(verb)

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

Imperfect 3rd person plural active

Prefix: vi

Root: √ruc (class 1)

रुधिरोक्षिताः (rudhirokṣitāḥ) - drenched in blood, sprinkled with blood

(adjective)

Nominative, masculine, plural of rudhirokṣita

rudhirokṣita - sprinkled/drenched with blood

Compound type : tatpuruṣa (rudhira+ukṣita)

• rudhira – blood
  noun (neuter)
• ukṣita – sprinkled, moistened, drenched
  adjective (masculine)
  Past Passive Participle
  Derived from root √ukṣ (to sprinkle, moisten)
  Root: √ukṣ (class 1)

Note: Used as a predicate adjective describing the subjects.