महाभारतः mahābhārataḥ - book-7, chapter-149, verse-13

तेन विद्राव्यमाणानि पाण्डुसैन्यानि मारिष ।
निशीथे विप्रकीर्यन्त वातनुन्ना घना इव ॥१३॥

13. tena vidrāvyamāṇāni pāṇḍusainyāni māriṣa ,
niśīthe viprakīryanta vātanunnā ghanā iva.

13. tena vidrāvayamāṇāni pāṇḍusainyāni māriṣa
niśīthe viprakīryanta vātanunnāḥ ghanāḥ iva

13. māriṣa tena vidrāvayamāṇāni pāṇḍusainyāni
niśīthe vātanunnāḥ ghanāḥ iva viprakīryanta

13. O venerable one, the Pāṇḍava armies, being routed by him, were scattered in the dead of night just like clouds driven by the wind.

Words meanings summery:

• तेन (tena) - by him, by that

• विद्रावयमाणानि (vidrāvayamāṇāni) - being driven away, being routed, being put to flight

• पाण्डुसैन्यानि (pāṇḍusainyāni) - Pāṇḍu's armies, the Pāṇḍava armies

• मारिष (māriṣa) - O venerable one, O respected sir

• निशीथे (niśīthe) - in the middle of the night, at night, in the dead of night

• विप्रकीर्यन्त (viprakīryanta) - they were scattered, they were dispersed

• वातनुन्नाः (vātanunnāḥ) - wind-driven, pushed by the wind

• घनाः (ghanāḥ) - clouds

• इव (iva) - like, as, just as

Words meanings and morphology

तेन (tena) - by him, by that

(pronoun)

Instrumental, masculine, singular of tad

tad - that (demonstrative pronoun)

विद्रावयमाणानि (vidrāvayamāṇāni) - being driven away, being routed, being put to flight

(participle)

Nominative, neuter, plural of vidrāvayamāṇa

vidrāvayamāṇa - being caused to run, being put to flight, being routed

Present Passive Participle

Present passive participle of the causative of root dru, with prefix vi

Prefix: vi

Root: dru (class 1)

Note: Agrees with 'pāṇḍusainyāni'

पाण्डुसैन्यानि (pāṇḍusainyāni) - Pāṇḍu's armies, the Pāṇḍava armies

(noun)

Nominative, neuter, plural of pāṇḍusainya

pāṇḍusainya - Pāṇḍu's army

Compound type : tatpuruṣa (pāṇḍu+sainya)

• pāṇḍu – Pāṇḍu (name of a king)
  proper noun (masculine)
• sainya – army, host
  noun (neuter)

मारिष (māriṣa) - O venerable one, O respected sir

(noun)

Vocative, masculine, singular of māriṣa

māriṣa - venerable person, respectable sir

निशीथे (niśīthe) - in the middle of the night, at night, in the dead of night

(noun)

Locative, masculine, singular of niśītha

niśītha - midnight, dead of night

विप्रकीर्यन्त (viprakīryanta) - they were scattered, they were dispersed

(verb)

3rd person , plural, passive, imperfect past (laṅ) of kīr

Imperfect 3rd plural middle voice of root kṝ

Prefixes: vi+pra

Root: kṝ (class 6)

वातनुन्नाः (vātanunnāḥ) - wind-driven, pushed by the wind

(participle)

Nominative, masculine, plural of vātanunna

vātanunna - driven by the wind

Past Passive Participle

Compound of vāta (wind) and nunna (PPP of nud, pushed)

Compound type : tatpuruṣa (vāta+nunna)

• vāta – wind, air
  noun (masculine)
• nunna – pushed, driven, urged
  participle
  Past Passive Participle
  Past passive participle of root nud (to push, drive)
  Root: nud (class 6)

Note: Agrees with 'ghanāḥ'

घनाः (ghanāḥ) - clouds

(noun)

Nominative, masculine, plural of ghana

ghana - cloud, mass, dense

इव (iva) - like, as, just as

(indeclinable)