महाभारतः mahābhārataḥ - book-7, chapter-6, verse-42

अथ पर्यपतद्द्रोणः पाण्डवानां बलं बली ।
अलातचक्रवद्राजंस्तदद्भुतमिवाभवत् ॥४२॥

42. atha paryapataddroṇaḥ pāṇḍavānāṁ balaṁ balī ,
alātacakravadrājaṁstadadbhutamivābhavat.

42. atha paryapatat droṇaḥ pāṇḍavānām balam balī
alātacakravat rājan tat adbhutam iva abhavat

42. atha rājan balī droṇaḥ pāṇḍavānām balam
alātacakravat paryapatat tat adbhutam iva abhavat

42. Then, O King, that powerful Droṇa fell upon the army of the Pāṇḍavas like a whirling firebrand; that was truly astonishing.

Words meanings summery:

• अथ (atha) - then, now, thereupon

• पर्यपतत् (paryapatat) - fell upon, attacked

• द्रोणः (droṇaḥ) - Droṇa

• पाण्डवानाम् (pāṇḍavānām) - of the Pāṇḍavas

• बलम् (balam) - army, force, strength

• बली (balī) - powerful, strong one

• अलातचक्रवत् (alātacakravat) - like a whirling firebrand, like a fire-wheel

• राजन् (rājan) - O King

• तत् (tat) - that

• अद्भुतम् (adbhutam) - wonderful, amazing, astonishing

• इव (iva) - as, like, as if

• अभवत् (abhavat) - was, happened

Words meanings and morphology

अथ (atha) - then, now, thereupon

(indeclinable)

पर्यपतत् (paryapatat) - fell upon, attacked

(verb)

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

Prefix: pari

Root: pat (class 1)

द्रोणः (droṇaḥ) - Droṇa

(proper noun)

Nominative, masculine, singular of droṇa

droṇa - Droṇa (a name of a warrior and teacher in the Mahabharata)

पाण्डवानाम् (pāṇḍavānām) - of the Pāṇḍavas

(proper noun)

Genitive, masculine, plural of pāṇḍava

pāṇḍava - descendant of Pāṇḍu; a Pāṇḍava prince

patronymic from Pāṇḍu

बलम् (balam) - army, force, strength

(noun)

Accusative, neuter, singular of bala

bala - strength, power, force, army

बली (balī) - powerful, strong one

(adjective)

Nominative, masculine, singular of balin

balin - strong, powerful, mighty

अलातचक्रवत् (alātacakravat) - like a whirling firebrand, like a fire-wheel

(indeclinable)

formed with -vat suffix from 'alātacakra'

Compound type : tatpuruṣa (alāta+cakra)

• alāta – a half-burnt or ignited piece of wood, firebrand
  noun (neuter)
• cakra – wheel, discus, circle
  noun (neuter)

राजन् (rājan) - O King

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

अद्भुतम् (adbhutam) - wonderful, amazing, astonishing

(adjective)

Nominative, neuter, singular of adbhuta

adbhuta - wonderful, marvelous, astonishing, strange

इव (iva) - as, like, as if

(indeclinable)

अभवत् (abhavat) - was, happened

(verb)

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

Root: bhū (class 1)