महाभारतः mahābhārataḥ - book-6, chapter-55, verse-20

शरैरेकायनीकुर्वन्दिशः सर्वा यतव्रतः ।
जघान पाण्डवरथानादिश्यादिश्य भारत ॥२०॥

20. śarairekāyanīkurvandiśaḥ sarvā yatavrataḥ ,
jaghāna pāṇḍavarathānādiśyādiśya bhārata.

20. śaraiḥ ekāyanīkurvan diśaḥ sarvāḥ yatavrataḥ
jaghāna pāṇḍavarathān ādiśya-ādiśya bhārata

20. bhārata śaraiḥ sarvāḥ diśaḥ ekāyanīkurvan yatavrataḥ
(saḥ) ādiśya-ādiśya pāṇḍavarathān jaghāna

20. O scion of Bharata, by his arrows, he made all directions appear as one (filled completely), and being firm in his vows, he repeatedly struck down the chariots of the Pandavas, targeting them one by one.

Words meanings summery:

• शरैः (śaraiḥ) - by arrows, with arrows

• एकायनीकुर्वन् (ekāyanīkurvan) - making all directions appear as a single, uniform expanse (due to the density of arrows) (making into one path, making uniform, filling completely)

• दिशः (diśaḥ) - directions, quarters

• सर्वाः (sarvāḥ) - all, every

• यतव्रतः (yatavrataḥ) - steadfast in his vows or resolve (one whose vows are restrained/firm)

• जघान (jaghāna) - he struck down, he killed

• पाण्डवरथान् (pāṇḍavarathān) - the chariots of the Pandavas

• आदिश्य-आदिश्य (ādiśya-ādiśya) - repeatedly designating, repeatedly targeting, pointing out one by one

• भारत (bhārata) - O scion of Bharata, O descendant of Bharata

Words meanings and morphology

शरैः (śaraiḥ) - by arrows, with arrows

(noun)

Instrumental, masculine, plural of śara

śara - arrow

एकायनीकुर्वन् (ekāyanīkurvan) - making all directions appear as a single, uniform expanse (due to the density of arrows) (making into one path, making uniform, filling completely)

(adjective)

Nominative, masculine, singular of ekāyanīkurvat

ekāyanī-kṛ - to make into one path/way, to make uniform, to fill completely

Present Active Participle

Derived from `ekāyana` + `cvi` (kṛ-pratyaya) + `kṛ` (to do/make)

Root: kṛ (class 8)

Note: Qualifies the implied subject (Bhishma)

दिशः (diśaḥ) - directions, quarters

(noun)

Accusative, feminine, plural of diś

diś - direction, quarter, point of the compass

सर्वाः (sarvāḥ) - all, every

(adjective)

Accusative, feminine, plural of sarva

sarva - all, every, whole, entire

Note: Agrees with `diśaḥ`

यतव्रतः (yatavrataḥ) - steadfast in his vows or resolve (one whose vows are restrained/firm)

(adjective)

Nominative, masculine, singular of yatavrata

yatavrata - one whose vows are controlled or firm; steadfast in vows

Compound type : bahuvrīhi (yata+vrata)

• yata – controlled, restrained, self-controlled
  adjective (masculine)
  Past Passive Participle
  Derived from root `yam` (to restrain, control)
  Root: yam (class 1)
• vrata – vow, sacred observance, religious practice
  noun (neuter)

Note: Qualifies the implied subject (Bhishma)

जघान (jaghāna) - he struck down, he killed

(verb)

3rd person , singular, active, perfect (lit) of han

Root: han (class 2)

पाण्डवरथान् (pāṇḍavarathān) - the chariots of the Pandavas

(noun)

Accusative, masculine, plural of pāṇḍavaratha

pāṇḍavaratha - chariot of the Pandavas

Compound type : tatpurusha (pāṇḍava+ratha)

• pāṇḍava – a descendant of Pandu; one of the Pandavas
  noun (masculine)
  Derived from `pāṇḍu` with a patronymic suffix
• ratha – chariot
  noun (masculine)

आदिश्य-आदिश्य (ādiśya-ādiśya) - repeatedly designating, repeatedly targeting, pointing out one by one

(indeclinable)

Absolutive (Gerund)

Derived from root `diś` with upasarga `ā`

Prefix: ā

Root: diś (class 6)

भारत (bhārata) - O scion of Bharata, O descendant of Bharata

(noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, belonging to Bharata, O Bharata