महाभारतः mahābhārataḥ - book-3, chapter-82, verse-15

शाकाहारस्य यत्सम्यग्वर्षैर्द्वादशभिः फलम् ।
तत्फलं तस्य भवति देव्याश्छन्देन भारत ॥१५॥

15. śākāhārasya yatsamyagvarṣairdvādaśabhiḥ phalam ,
tatphalaṁ tasya bhavati devyāśchandena bhārata.

15. śākāhārasya yat samyak varṣaiḥ dvādaśabhiḥ phalam
tat phalam tasya bhavati devyāḥ chandena bhārata

15. O Bhārata, whatever fruit is truly gained from a vegetable diet for twelve years, that very fruit becomes his by the will of the Goddess.

Words meanings summery:

• शाकाहारस्य (śākāhārasya) - pertaining to the practice of eating only vegetables. (of the vegetable diet, of one who eats vegetables)

• यत् (yat) - whatever (fruit). (which, what, whatever)

• सम्यक् (samyak) - truly and completely (gained). (properly, truly, completely, rightly)

• वर्षैः (varṣaiḥ) - for a period of years. (by years, for years)

• द्वादशभिः (dvādaśabhiḥ) - by (the number of) twelve. (by twelve)

• फलम् (phalam) - the beneficial outcome or reward. (fruit, result, reward)

• तत् (tat) - that particular (fruit). (that)

• फलम् (phalam) - the beneficial outcome or reward. (fruit, result, reward)

• तस्य (tasya) - of that person (the brahmacārī). (of him, his)

• भवति (bhavati) - that fruit comes into being for him. (becomes, happens, exists)

• देव्याः (devyāḥ) - of the Goddess Śākambharī. (of the goddess)

• छन्देन (chandena) - according to the will or desire of the goddess. (by will, by desire, by choice, by meter)

• भारत (bhārata) - Addressing Yudhishthira or a similar king/sage. (O Bhārata (descendant of Bharata), O India)

Words meanings and morphology

शाकाहारस्य (śākāhārasya) - pertaining to the practice of eating only vegetables. (of the vegetable diet, of one who eats vegetables)

(noun)

Genitive, masculine, singular of śākāhāra

śākāhāra - vegetable diet, eating vegetables

Compound of śāka (vegetable) and āhāra (food, eating).

Compound type : tatpuruṣa (śāka+āhāra)

• śāka – vegetable, herb
  noun (neuter)
• āhāra – food, eating, taking
  noun (masculine)
  From prefix ā- + root √hṛ (to take, carry).
  Prefix: ā
  Root: √hṛ (class 1)

Note: Qualifies phalam.

यत् (yat) - whatever (fruit). (which, what, whatever)

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, whatever (relative pronoun)

Note: Refers to phalam.

सम्यक् (samyak) - truly and completely (gained). (properly, truly, completely, rightly)

(indeclinable)

From prefix sam- + root √añc (to bend, to go straight).

Prefix: sam

Root: √añc (class 1)

Note: Modifies phalam (understood as gained).

वर्षैः (varṣaiḥ) - for a period of years. (by years, for years)

(noun)

Instrumental, neuter, plural of varṣa

varṣa - year, rain

From root √vṛṣ (to rain).

Root: √vṛṣ (class 1)

Note: Indicates duration (often with instrumental).

द्वादशभिः (dvādaśabhiḥ) - by (the number of) twelve. (by twelve)

(numeral)

Compound type : dvandva (dvi+daśan)

• dvi – two
  numeral
• daśan – ten
  numeral

Note: Adjective to varṣaiḥ.

फलम् (phalam) - the beneficial outcome or reward. (fruit, result, reward)

(noun)

Nominative, neuter, singular of phala

phala - fruit, result, effect, reward

Note: Subject of implied verb in the first clause.

तत् (tat) - that particular (fruit). (that)

(pronoun)

Nominative, neuter, singular of tad

tad - that (demonstrative pronoun)

Note: Refers to the phalam mentioned earlier.

फलम् (phalam) - the beneficial outcome or reward. (fruit, result, reward)

(noun)

Nominative, neuter, singular of phala

phala - fruit, result, effect, reward

Note: Subject of bhavati.

तस्य (tasya) - of that person (the brahmacārī). (of him, his)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, him (demonstrative pronoun)

Note: Possessive, 'his'.

भवति (bhavati) - that fruit comes into being for him. (becomes, happens, exists)

(verb)

3rd person , singular, active, present (laṭ) of √bhū

Present tense, Parasmaipada

Root bhū belongs to class 1.

Root: √bhū (class 1)

देव्याः (devyāḥ) - of the Goddess Śākambharī. (of the goddess)

(noun)

Genitive, feminine, singular of devī

devī - goddess, divine female

Feminine form of deva (god).

Note: Connected to chandena.

छन्देन (chandena) - according to the will or desire of the goddess. (by will, by desire, by choice, by meter)

(noun)

Instrumental, neuter, singular of chanda

chanda - will, desire, choice, wish, pleasure, meter

From root √chad (to seem, to please).

Root: √chad (class 1)

Note: Indicates the means or cause.

भारत (bhārata) - Addressing Yudhishthira or a similar king/sage. (O Bhārata (descendant of Bharata), O India)

(proper noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, relating to Bharata, Indian

Note: Term of address.