महाभारतः mahābhārataḥ - book-6, chapter-79, verse-11

पूर्वाह्णे तु महाराज प्रावर्तत जनक्षयः ।
तन्ममैकमना भूत्वा शृणु देवासुरोपमम् ॥११॥

11. pūrvāhṇe tu mahārāja prāvartata janakṣayaḥ ,
tanmamaikamanā bhūtvā śṛṇu devāsuropamam.

11. pūrvāhṇe tu mahārāja prāvartata janakṣayaḥ
tat mama ekamanāḥ bhūtvā śṛṇu devāsurōpamam

11. mahārāja tu pūrvāhṇe janakṣayaḥ prāvartata
tat mama ekamanāḥ bhūtvā devāsurōpamam śṛṇu

11. Indeed, O great king, in the forenoon, the slaughter of people began. Therefore, focusing your mind, listen to my account, which was like the conflict between gods and demons.

Words meanings summery:

• पूर्वाह्णे (pūrvāhṇe) - in the forenoon, in the morning

• तु (tu) - but, indeed, however, yet

• महाराज (mahārāja) - O great king

• प्रावर्तत (prāvartata) - it began, it commenced, it occurred

• जनक्षयः (janakṣayaḥ) - massacre of warriors in battle (destruction of people, slaughter of men)

• तत् (tat) - as a consequence of what was just stated (that, therefore, so)

• मम (mama) - my, of me

• एकमनाः (ekamanāḥ) - single-minded, attentive, concentrated

• भूत्वा (bhūtvā) - having become, being

• शृणु (śṛṇu) - listen, hear

• देवासुर्ओपमम् (devāsurōpamam) - describing the fierce battle (resembling a conflict between gods and demons)

Words meanings and morphology

पूर्वाह्णे (pūrvāhṇe) - in the forenoon, in the morning

(noun)

Locative, masculine, singular of pūrvāhṇa

pūrvāhṇa - forenoon, morning

Compound type : tatpurusha (pūrva+ahna)

• pūrva – former, prior, eastern
  adjective
• ahan – day
  noun (neuter)

तु (tu) - but, indeed, however, yet

(indeclinable)

Note: Particle expressing emphasis or contrast.

महाराज (mahārāja) - O great king

(noun)

Vocative, masculine, singular of mahārāja

mahārāja - great king, emperor

Compound type : karmadhāraya (mahat+rājan)

• mahat – great, large, mighty
  adjective
• rājan – king, ruler
  noun (masculine)

प्रावर्तत (prāvartata) - it began, it commenced, it occurred

(verb)

3rd person , singular, middle, past imperfect (laṅ) of pravart

Prefix: pra

Root: vṛt (class 1)

जनक्षयः (janakṣayaḥ) - massacre of warriors in battle (destruction of people, slaughter of men)

(noun)

Nominative, masculine, singular of janakṣaya

janakṣaya - destruction of men, slaughter of people

Compound type : tatpurusha (jana+kṣaya)

• jana – person, people, man
  noun (masculine)
• kṣaya – destruction, decay, loss, end
  noun (masculine)
  Root: kṣi (class 5)

Note: Subject of 'prāvartata'.

तत् (tat) - as a consequence of what was just stated (that, therefore, so)

(indeclinable)

Note: Adverbial usage, meaning 'therefore'.

मम (mama) - my, of me

(pronoun)

Genitive, singular of asmad

asmad - I, me

एकमनाः (ekamanāḥ) - single-minded, attentive, concentrated

(adjective)

Nominative, masculine, singular of ekamanas

ekamanas - single-minded, with concentrated mind, attentive

Compound type : bahuvrihi (eka+manas)

• eka – one, single, sole
  numeral
• manas – mind, intellect, thought, spirit
  noun (neuter)

Note: Agrees with the implied 'you' (the king).

भूत्वा (bhūtvā) - having become, being

(indeclinable)

Absolutive (Gerund)

Derived from root 'bhū'.

Root: bhū (class 1)

Note: Indicates an action completed before 'śṛṇu'.

शृणु (śṛṇu) - listen, hear

(verb)

2nd person , singular, active, imperative (loṭ) of śru

Root: śru (class 5)

देवासुर्ओपमम् (devāsurōpamam) - describing the fierce battle (resembling a conflict between gods and demons)

(adjective)

Accusative, neuter, singular of devāsurōpama

devāsurōpama - resembling gods and demons, like a battle between gods and demons

Compound type : bahuvrihi (deva+asura+upama)

• deva – god, deity
  noun (masculine)
• asura – demon, titan
  noun (masculine)
• upama – likeness, comparison, resembling
  adjective
  Prefix: upa

Note: Agrees with an implied object like 'war' or 'account' (mama vacanam).