महाभारतः mahābhārataḥ - book-13, chapter-99, verse-18

यत्पिबन्ति जलं तत्र स्नायन्ते विश्रमन्ति च ।
तडागदस्य तत्सर्वं प्रेत्यानन्त्याय कल्पते ॥१८॥

18. yatpibanti jalaṁ tatra snāyante viśramanti ca ,
taḍāgadasya tatsarvaṁ pretyānantyāya kalpate.

18. yat pibanti jalam tatra snāyante viśramanti ca
taḍāgadasya tat sarvam pretya anantyāya kalpate

18. tat sarvam pretya anantyāya kalpate yat jalam
tatra pibanti snāyante ca viśramanti taḍāgadasya

18. Whatever water they drink there, and where they bathe and rest, all of that contributes to an eternal reward for the one who provides the pond, after his death.

Words meanings summery:

• यत् (yat) - refers to 'water' (which, whatever (neuter nominative/accusative singular))

• पिबन्ति (pibanti) - they drink

• जलम् (jalam) - water

• तत्र (tatra) - in the pond (there, in that place)

• स्नायन्ते (snāyante) - they bathe

• विश्रमन्ति (viśramanti) - they rest, they repose

• च (ca) - and

• तडागदस्य (taḍāgadasya) - of the pond-giver, of the one who gives a pond

• तत् (tat) - refers to the drinking, bathing, and resting in the pond (that, all that)

• सर्वम् (sarvam) - all, entire, whole

• प्रेत्य (pretya) - after death, having died, having departed

• अनन्त्याय (anantyāya) - for eternity, for endlessness, to unending benefit

• कल्पते (kalpate) - it becomes, it leads to, it contributes to, it is suitable for

Words meanings and morphology

यत् (yat) - refers to 'water' (which, whatever (neuter nominative/accusative singular))

(pronoun)

Accusative, neuter, singular of yat

yat - who, which, what, whatever

Note: Object of 'pibanti'.

पिबन्ति (pibanti) - they drink

(verb)

3rd person , plural, active, present (laṭ) of pā

Root: pā (class 1)

Note: The implied subject are all creatures (cows, animals, humans) from the previous verse.

जलम् (jalam) - water

(noun)

Accusative, neuter, singular of jala

jala - water

Note: Object of 'pibanti'.

तत्र (tatra) - in the pond (there, in that place)

(indeclinable)

Derived from tad (that) + tral suffix.

Note: Adverb of place.

स्नायन्ते (snāyante) - they bathe

(verb)

3rd person , plural, middle, present (laṭ) of snā

Root: snā (class 2)

Note: The implied subject are all creatures from the previous verse.

विश्रमन्ति (viśramanti) - they rest, they repose

(verb)

3rd person , plural, active, present (laṭ) of viśram

From vi + root śram 'to tire, to exert', but here meaning to rest.

Prefix: vi

Root: śram (class 4)

Note: The implied subject are all creatures from the previous verse.

च (ca) - and

(indeclinable)

Note: Conjunction.

तडागदस्य (taḍāgadasya) - of the pond-giver, of the one who gives a pond

(noun)

Genitive, masculine, singular of taḍāgada

taḍāgada - pond-giver, one who constructs or provides a pond

Compound type : tatpurusha (taḍāga+da)

• taḍāga – pond, pool, tank, reservoir
  noun (masculine)
• da – giver, bestower
  noun (masculine)
  Agent noun
  From root dā 'to give' + ka suffix.
  Root: dā (class 1)

Note: Possessive case.

तत् (tat) - refers to the drinking, bathing, and resting in the pond (that, all that)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Subject of 'kalpate'.

सर्वम् (sarvam) - all, entire, whole

(adjective)

Nominative, neuter, singular of sarva

sarva - all, every, whole, entire

Note: Agrees with 'tat'.

प्रेत्य (pretya) - after death, having died, having departed

(indeclinable)

Absolutive (Gerund)

From pra + root i 'to go' + lyaP suffix.

Prefix: pra

Root: i (class 2)

Note: Adverbial participle indicating action before the main verb.

अनन्त्याय (anantyāya) - for eternity, for endlessness, to unending benefit

(noun)

Dative, neuter, singular of anantya

anantya - endlessness, eternity, infinitude

From an-anta (endless) + ya suffix.

Note: Indicates purpose or destination.

कल्पते (kalpate) - it becomes, it leads to, it contributes to, it is suitable for

(verb)

3rd person , singular, middle, present (laṭ) of kḷp

Root: kḷp (class 10)

Note: Often used with dative to indicate 'leads to' or 'contributes to'.