महाभारतः mahābhārataḥ - book-8, chapter-58, verse-4

स पक्षिसंघाचरितमाकाशं पूरयञ्शरैः ।
धनंजयो महाराज कुरूणामन्तकोऽभवत् ॥४॥

4. sa pakṣisaṁghācaritamākāśaṁ pūrayañśaraiḥ ,
dhanaṁjayo mahārāja kurūṇāmantako'bhavat.

4. saḥ pakṣisaṃghācaritam ākāśam pūrayan śaraiḥ
dhanaṃjayaḥ mahārāja kurūṇām antakaḥ abhavat

4. mahārāja saḥ dhanaṃjayaḥ śaraiḥ pakṣisaṃghācaritam
ākāśam pūrayan kurūṇām antakaḥ abhavat

4. O great king, that Dhanaṃjaya (Arjuna), filling with arrows the sky—which is naturally traversed by flocks of birds—became the destroyer of the Kurus.

Words meanings summery:

• सः (saḥ) - he (Arjuna) (he, that)

• पक्षिसंघाचरितम् (pakṣisaṁghācaritam) - the sky, which is usually frequented by flocks of birds (traversed by flocks of birds, frequented by birds)

• आकाशम् (ākāśam) - the sky (sky, space, ether)

• पूरयन् (pūrayan) - filling (the sky) (filling, completing)

• शरैः (śaraiḥ) - with his arrows (with arrows, by means of arrows)

• धनंजयः (dhanaṁjayaḥ) - Arjuna (conqueror of wealth, Arjuna)

• महाराज (mahārāja) - O Dhṛtarāṣṭra (O great king)

• कुरूणाम् (kurūṇām) - of the Kauravas (of the Kurus)

• अन्तकः (antakaḥ) - destroyer, bringer of end (ender, destroyer, Yama (god of death))

• अभवत् (abhavat) - he became (he became, he was)

Words meanings and morphology

सः (saḥ) - he (Arjuna) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

पक्षिसंघाचरितम् (pakṣisaṁghācaritam) - the sky, which is usually frequented by flocks of birds (traversed by flocks of birds, frequented by birds)

(adjective)

Accusative, neuter, singular of pakṣisaṃghācarita

pakṣisaṁghācarita - traversed/frequented by flocks of birds

Compound type : tatpuruṣa (pakṣi+saṃgha+ācarita)

• pakṣi – bird
  noun (masculine)
• saṃgha – multitude, flock, assembly
  noun (masculine)
• ācarita – frequented, traversed, practiced
  adjective (neuter)
  Past Passive Participle
  Derived from ā-√car (to move about, to frequent).
  Prefix: ā
  Root: car (class 1)

Note: Agrees with 'ākāśam'.

आकाशम् (ākāśam) - the sky (sky, space, ether)

(noun)

Accusative, masculine, singular of ākāśa

ākāśa - sky, space, ether, atmosphere

पूरयन् (pūrayan) - filling (the sky) (filling, completing)

(adjective)

Nominative, masculine, singular of pūrayat

√pūr - filling, causing to fill

present active participle

Derived from causative of root 'pūr' (to fill) with present participle suffix -at.

Root: pūr (class 10)

शरैः (śaraiḥ) - with his arrows (with arrows, by means of arrows)

(noun)

Instrumental, masculine, plural of śara

śara - arrow

Root: śṛ (class 1)

धनंजयः (dhanaṁjayaḥ) - Arjuna (conqueror of wealth, Arjuna)

(proper noun)

Nominative, masculine, singular of dhanaṃjaya

dhanaṁjaya - conqueror of wealth, fire, a type of snake, Arjuna

Compound type : upapada (dhana+jaya)

• dhana – wealth, riches
  noun (neuter)
• jaya – conqueror, victory
  noun (masculine)
  Derived from root 'ji' (to conquer) with suffix -a.
  Root: ji (class 1)

महाराज (mahārāja) - O Dhṛtarāṣṭra (O great king)

(noun)

Vocative, masculine, singular of mahārājan

mahārājan - great king, emperor

Compound type : karmadhāraya (mahā+rājan)

• mahā – great, large
  adjective
• rājan – king
  noun (masculine)

कुरूणाम् (kurūṇām) - of the Kauravas (of the Kurus)

(proper noun)

Genitive, masculine, plural of kuru

kuru - Kuru (an ancient king, or his descendants, the Kauravas)

अन्तकः (antakaḥ) - destroyer, bringer of end (ender, destroyer, Yama (god of death))

(noun)

Nominative, masculine, singular of antaka

antaka - ender, destroyer, killer, Yama

अभवत् (abhavat) - he became (he became, he was)

(verb)

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

imperfect

Imperfect 3rd person singular active

Root: bhū (class 1)