महाभारतः mahābhārataḥ - book-3, chapter-199, verse-12

अमांसाशी भवत्येवमित्यपि श्रूयते श्रुतिः ।
भार्यां गच्छन्ब्रह्मचारी ऋतौ भवति ब्राह्मणः ॥१२॥

12. amāṁsāśī bhavatyevamityapi śrūyate śrutiḥ ,
bhāryāṁ gacchanbrahmacārī ṛtau bhavati brāhmaṇaḥ.

12. amāṃsāśī bhavati evam iti api śrūyate śrutiḥ
bhāryām gacchan brahmacārī ṛtau bhavati brāhmaṇaḥ

12. Similarly, it is heard in the sacred texts (śruti) that one becomes a non-meat-eater. (Just as) a student observing continence (brahmacārī) who approaches his wife during her fertile period is considered a Brahmin.

Words meanings summery:

• अमांसाशी (amāṁsāśī) - one who does not eat meat, an abstainer from meat

• भवति (bhavati) - becomes, is

• एवम् (evam) - thus, so, in this manner

• इति (iti) - thus, so, (marker for quotation)

• अपि (api) - also, even, too

• श्रूयते (śrūyate) - it is heard, it is revealed, it is stated

• श्रुतिः (śrutiḥ) - sacred text, Vedic revelation (śruti), tradition

• भार्याम् (bhāryām) - wife

• गच्छन् (gacchan) - going to, approaching

• ब्रह्मचारी (brahmacārī) - a celibate student, one observing continence (brahmacarya)

• ऋतौ (ṛtau) - during the proper season, at the fertile period (of a woman)

• भवति (bhavati) - becomes, is

• ब्राह्मणः (brāhmaṇaḥ) - a Brahmin, one belonging to the priestly class

Words meanings and morphology

अमांसाशी (amāṁsāśī) - one who does not eat meat, an abstainer from meat

(adjective)

Nominative, masculine, singular of amāṃsāśin

amāṁsāśin - not eating meat, abstaining from meat

Compound type : bahuvrīhi (a+māṃsa+āśin)

• a – not, non-
  indeclinable
  negative prefix
• māṃsa – meat, flesh
  noun (neuter)
• āśin – eating, consuming
  adjective (masculine)
  agent noun/adjective
  From root aś (to eat) with suffix -in
  Root: aś (class 9)

Note: Used as a noun referring to the person.

भवति (bhavati) - becomes, is

(verb)

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

Root: bhū (class 1)

एवम् (evam) - thus, so, in this manner

(indeclinable)

Note: Connects to previous statement or general principle.

इति (iti) - thus, so, (marker for quotation)

(indeclinable)

अपि (api) - also, even, too

(indeclinable)

श्रूयते (śrūyate) - it is heard, it is revealed, it is stated

(verb)

3rd person , singular, passive, present (laṭ) of śru

Root: śru (class 5)

Note: ātmanepada passive form.

श्रुतिः (śrutiḥ) - sacred text, Vedic revelation (śruti), tradition

(noun)

Nominative, feminine, singular of śruti

śruti - hearing, listening, sacred tradition, Vedic text, revelation

Derived from root śru (to hear)

Root: śru (class 5)

Note: Subject of śrūyate.

भार्याम् (bhāryām) - wife

(noun)

Accusative, feminine, singular of bhāryā

bhāryā - wife, married woman

Gerundive/Future Passive Participle

Feminine form of bhārya (to be supported), from root bhṛ (to bear/support)

Root: bhṛ (class 1)

Note: Object of gacchan.

गच्छन् (gacchan) - going to, approaching

(adjective)

Nominative, masculine, singular of gacchat

gacchat - going, moving, approaching

Present Active Participle

From root gam (to go)

Root: gam (class 1)

Note: Qualifies brahmacārī.

ब्रह्मचारी (brahmacārī) - a celibate student, one observing continence (brahmacarya)

(noun)

Nominative, masculine, singular of brahmacārin

brahmacārin - one observing religious studentship or continence, a celibate student

Compound type : tatpuruṣa (brahman+cārin)

• brahman – Vedic text, sacred knowledge, the Absolute (brahman)
  noun (neuter)
• cārin – moving, walking, practicing, observing
  adjective (masculine)
  agent noun/adjective
  From root car (to move, to practice) with suffix -in
  Root: car (class 1)

Note: Subject of the second clause.

ऋतौ (ṛtau) - during the proper season, at the fertile period (of a woman)

(noun)

Locative, masculine, singular of ṛtu

ṛtu - fixed time, season, menstrual period, proper time

Note: Specifies the condition/time for the action.

भवति (bhavati) - becomes, is

(verb)

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

Root: bhū (class 1)

ब्राह्मणः (brāhmaṇaḥ) - a Brahmin, one belonging to the priestly class

(noun)

Nominative, masculine, singular of brāhmaṇa

brāhmaṇa - a Brahmin, a priest, belonging to the Brahma caste

Note: Predicate nominative.