महाभारतः mahābhārataḥ - book-1, chapter-219, verse-10

तयोर्बलात्परित्रातुं तं दावं तु यदा सुराः ।
नाशक्नुवञ्शमयितुं तदाभूवन्पराङ्मुखाः ॥१०॥

10. tayorbalātparitrātuṁ taṁ dāvaṁ tu yadā surāḥ ,
nāśaknuvañśamayituṁ tadābhūvanparāṅmukhāḥ.

10. tayoḥ balāt paritrātum tam dāvam tu yadā surāḥ
na aśaknuvan śamayitum tadā abhūvan parāṅmukhāḥ

10. When the gods were unable to protect that forest or extinguish (the fire) due to the power of those two (Arjuna and Krishna), they then turned away.

Words meanings summery:

• तयोः (tayoḥ) - of those two (Arjuna and Krishna) (of those two, their)

• बलात् (balāt) - due to the power (by force, by strength, due to power)

• परित्रातुम् (paritrātum) - to protect (to save, to protect)

• तम् (tam) - that (forest) (that, him, it)

• दावम् (dāvam) - forest (forest, forest fire)

• तु (tu) - but, indeed, however

• यदा (yadā) - when

• सुराः (surāḥ) - gods

• न (na) - not

• अशक्नुवन् (aśaknuvan) - they were not able

• शमयितुम् (śamayitum) - to extinguish (the fire) (to extinguish, to pacify)

• तदा (tadā) - then, at that time

• अभूवन् (abhūvan) - they became, they were

• पराङ्मुखाः (parāṅmukhāḥ) - turned away, with face averted

Words meanings and morphology

तयोः (tayoḥ) - of those two (Arjuna and Krishna) (of those two, their)

(pronoun)

Genitive, dual of tad

tad - that, he, she, it, those

बलात् (balāt) - due to the power (by force, by strength, due to power)

(noun)

Ablative, neuter, singular of bala

bala - strength, power, force, army

परित्रातुम् (paritrātum) - to protect (to save, to protect)

(verb)

infinitive of paritrā

infinitive

Formed with suffix tumun

Prefix: pari

Root: trā (class 2)

तम् (tam) - that (forest) (that, him, it)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

दावम् (dāvam) - forest (forest, forest fire)

(noun)

Accusative, masculine, singular of dāva

dāva - forest, wood, forest fire

तु (tu) - but, indeed, however

(indeclinable)

यदा (yadā) - when

(indeclinable)

सुराः (surāḥ) - gods

(noun)

Nominative, masculine, plural of sura

sura - god, deity

न (na) - not

(indeclinable)

अशक्नुवन् (aśaknuvan) - they were not able

(verb)

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

imperfect

Root śak (5th class), L-Aṅ, 3rd person plural

Root: śak (class 5)

शमयितुम् (śamayitum) - to extinguish (the fire) (to extinguish, to pacify)

(verb)

infinitive of śam

infinitive

Causative form of root śam with suffix tumun

Root: śam (class 4)

तदा (tadā) - then, at that time

(indeclinable)

अभूवन् (abhūvan) - they became, they were

(verb)

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

imperfect

Root bhū (1st class), L-Aṅ, 3rd person plural

Root: bhū (class 1)

पराङ्मुखाः (parāṅmukhāḥ) - turned away, with face averted

(adjective)

Nominative, masculine, plural of parāṅmukha

parāṅmukha - having face turned away, averted, hostile

Compound type : bahuvrīhi (parāc+mukha)

• parāc – turned away, averted, backwards
  adjective
  Prefix: parā
  Root: añc (class 1)
• mukha – face, mouth, front
  noun (neuter)