महाभारतः mahābhārataḥ - book-7, chapter-25, verse-29

तयोर्युद्धं समभवन्नागयोर्भीमरूपयोः ।
सपक्षयोः पर्वतयोर्यथा सद्रुमयोः पुरा ॥२९॥

29. tayoryuddhaṁ samabhavannāgayorbhīmarūpayoḥ ,
sapakṣayoḥ parvatayoryathā sadrumayoḥ purā.

29. tayoḥ yuddham samabhavat nāgayoḥ bhīma-rūpayoḥ
sapakṣayoḥ parvatayoḥ yathā sa-drumayoḥ purā

29. tayoḥ bhīma-rūpayoḥ nāgayoḥ yuddham samabhavat
yathā purā sa-drumayoḥ sapakṣayoḥ parvatayoḥ

29. A battle took place between those two elephants of terrible form, just as in ancient times, between two winged mountains with trees.

Words meanings summery:

• तयोः (tayoḥ) - of those two, between those two

• युद्धम् (yuddham) - battle, fight, war

• समभवत् (samabhavat) - it happened, it occurred, it took place

• नागयोः (nāgayoḥ) - of two elephants, between two elephants

• भीम-रूपयोः (bhīma-rūpayoḥ) - of two of terrible form

• सपक्षयोः (sapakṣayoḥ) - of two with wings, of two having supporters

• पर्वतयोः (parvatayoḥ) - of two mountains, between two mountains

• यथा (yathā) - as, just as, in which manner

• स-द्रुमयोः (sa-drumayoḥ) - of two with trees, tree-clad

• पुरा (purā) - formerly, in ancient times, in the past

Words meanings and morphology

तयोः (tayoḥ) - of those two, between those two

(pronoun)

Genitive, masculine, dual of tad

tad - that, he, she, it

युद्धम् (yuddham) - battle, fight, war

(noun)

Nominative, neuter, singular of yuddha

yuddha - battle, fight, war, combat

Past Passive Participle (substantivized)

Derived from root `yudh` (to fight)

Root: yudh (class 4)

समभवत् (samabhavat) - it happened, it occurred, it took place

(verb)

3rd person , singular, active, past imperfect (laṅ) of bhū

Prefixes: sam+ā

Root: bhū (class 1)

Note: Verb form: Imperfect 3rd person singular with prefix `sam-ā-` (contracted to `samā-` or sometimes `sam-` before `abhū-`)

नागयोः (nāgayoḥ) - of two elephants, between two elephants

(noun)

Genitive, masculine, dual of nāga

nāga - serpent, snake; elephant; a class of mythical beings

भीम-रूपयोः (bhīma-rūpayoḥ) - of two of terrible form

(adjective)

Genitive, masculine, dual of bhīma-rūpa

bhīma-rūpa - of terrible form, dreadful-looking

Compound type : bahuvrīhi (bhīma+rūpa)

• bhīma – terrible, dreadful, fearful
  adjective (masculine)
  Root: bhī (class 3)
• rūpa – form, shape, appearance, beauty
  noun (neuter)

Note: Modifies `nāgayoḥ`

सपक्षयोः (sapakṣayoḥ) - of two with wings, of two having supporters

(adjective)

Genitive, masculine, dual of sapakṣa

sapakṣa - having wings, winged; having a party or side; with feathers

Compound type : bahuvrīhi (sa+pakṣa)

• sa – with, together with
  indeclinable
• pakṣa – wing, feather; side, party
  noun (masculine)

Note: Modifies `parvatayoḥ`

पर्वतयोः (parvatayoḥ) - of two mountains, between two mountains

(noun)

Genitive, masculine, dual of parvata

parvata - mountain, hill

यथा (yathā) - as, just as, in which manner

(indeclinable)

स-द्रुमयोः (sa-drumayoḥ) - of two with trees, tree-clad

(adjective)

Genitive, masculine, dual of sa-druma

sa-druma - with trees, wooded, tree-clad

Compound type : bahuvrīhi (sa+druma)

• sa – with, together with
  indeclinable
• druma – tree
  noun (masculine)

Note: Modifies `parvatayoḥ`

पुरा (purā) - formerly, in ancient times, in the past

(indeclinable)