महाभारतः mahābhārataḥ - book-7, chapter-164, verse-119

तस्य त्वहानि चत्वारि क्षपा चैकास्यतो गता ।
तस्य चाह्नस्त्रिभागेन क्षयं जग्मुः पतत्रिणः ॥११९॥

119. tasya tvahāni catvāri kṣapā caikāsyato gatā ,
tasya cāhnastribhāgena kṣayaṁ jagmuḥ patatriṇaḥ.

119. tasya tu ahāni catvāri kṣapā ca ekā asyataḥ gatā
tasya ca ahnaḥ tribhāgena kṣayam jagmuḥ patatriṇaḥ

119. asyataḥ tu tasya catvāri ahāni ca ekā kṣapā gatā
ca tasya ahnaḥ tribhāgena patatriṇaḥ kṣayam jagmuḥ

119. While he was shooting, four days and one night passed for him. And during a third part of that day, his arrows were completely exhausted.

Words meanings summery:

• तस्य (tasya) - of Drona (his, of him, of that)

• तु (tu) - but, indeed, yet

• अहानि (ahāni) - days

• चत्वारि (catvāri) - four

• क्षपा (kṣapā) - night

• च (ca) - and, also

• एका (ekā) - one, a single

• अस्यतः (asyataḥ) - while Drona was shooting (while shooting/throwing, of the one throwing)

• गता (gatā) - passed, gone

• तस्य (tasya) - of Drona (his, of him, of that)

• च (ca) - and, also

• अह्नः (ahnaḥ) - of the day

• त्रिभागेन (tribhāgena) - by a third part

• क्षयम् (kṣayam) - to destruction, exhaustion, end

• जग्मुः (jagmuḥ) - they went, they reached

• पतत्रिणः (patatriṇaḥ) - arrows (referring to Drona's stock of arrows) (arrows, birds)

Words meanings and morphology

तस्य (tasya) - of Drona (his, of him, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - he, she, it, that

तु (tu) - but, indeed, yet

(indeclinable)

अहानि (ahāni) - days

(noun)

Nominative, neuter, plural of ahan

ahan - day

चत्वारि (catvāri) - four

(adjective)

Nominative, neuter, plural of catur

catur - four

क्षपा (kṣapā) - night

(noun)

Nominative, feminine, singular of kṣapā

kṣapā - night

च (ca) - and, also

(indeclinable)

एका (ekā) - one, a single

(adjective)

Nominative, feminine, singular of eka

eka - one, single, unique

अस्यतः (asyataḥ) - while Drona was shooting (while shooting/throwing, of the one throwing)

(participle)

Genitive, masculine, singular of asyat

asyat - shooting, throwing

Present Active Participle

Derived from root √as (to throw)

Root: as (class 4)

गता (gatā) - passed, gone

(participle)

Nominative, feminine, singular of gata

gata - gone, passed, reached

Past Passive Participle

Derived from root √gam (to go)

Root: gam (class 1)

तस्य (tasya) - of Drona (his, of him, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - he, she, it, that

च (ca) - and, also

(indeclinable)

अह्नः (ahnaḥ) - of the day

(noun)

Genitive, neuter, singular of ahan

ahan - day

त्रिभागेन (tribhāgena) - by a third part

(noun)

Instrumental, masculine, singular of tribhāga

tribhāga - a third part

Compound type : tatpuruṣa (tri+bhāga)

• tri – three
  numeral adjective
• bhāga – part, share, portion
  noun (masculine)

क्षयम् (kṣayam) - to destruction, exhaustion, end

(noun)

Accusative, masculine, singular of kṣaya

kṣaya - destruction, loss, decay, exhaustion

जग्मुः (jagmuḥ) - they went, they reached

(verb)

3rd person , plural, active, past perfect (lit) of √gam

Root: gam (class 1)

पतत्रिणः (patatriṇaḥ) - arrows (referring to Drona's stock of arrows) (arrows, birds)

(noun)

Nominative, masculine, plural of patatrin

patatrin - bird, arrow