महाभारतः mahābhārataḥ - book-13, chapter-108, verse-19

ज्येष्ठा मातृसमा चापि भगिनी भरतर्षभ ।
भ्रातुर्भार्या च तद्वत्स्याद्यस्या बाल्ये स्तनं पिबेत् ॥१९॥

19. jyeṣṭhā mātṛsamā cāpi bhaginī bharatarṣabha ,
bhrāturbhāryā ca tadvatsyādyasyā bālye stanaṁ pibet.

19. jyeṣṭhā mātṛsamā ca api bhaginī bharatarṣabha bhrātuḥ
bhāryā ca tadvat syāt yasyāḥ bālye stanam pibet

19. bharatarṣabha jyeṣṭhā bhaginī ca api mātṛsamā syāt ca
yasyāḥ bhrātuḥ bhāryā bālye stanam pibet tadvat syāt

19. O best among the Bhāratas, an elder sister is indeed like a mother. And a brother's wife should be treated similarly, especially if one has drunk her breast milk in childhood.

Words meanings summery:

• ज्येष्ठा (jyeṣṭhā) - elder sister, eldest

• मातृसमा (mātṛsamā) - like a mother, mother-like

• च (ca) - and

• अपि (api) - also, even, too

• भगिनी (bhaginī) - sister

• भरतर्षभ (bharatarṣabha) - O best among Bhāratas

• भ्रातुः (bhrātuḥ) - of a brother, brother's

• भार्या (bhāryā) - wife

• च (ca) - and

• तद्वत् (tadvat) - similarly, in that manner

• स्यात् (syāt) - should be, may be

• यस्याः (yasyāḥ) - whose (feminine, genitive)

• बाल्ये (bālye) - in childhood

• स्तनम् (stanam) - breast, udder

• पिबेत् (pibet) - he should drink, one should drink

Words meanings and morphology

ज्येष्ठा (jyeṣṭhā) - elder sister, eldest

(adjective)

Nominative, feminine, singular of jyeṣṭha

jyeṣṭha - eldest, chief, senior, best

मातृसमा (mātṛsamā) - like a mother, mother-like

(adjective)

Nominative, feminine, singular of mātṛsama

mātṛsama - equal to a mother, like a mother

Compound type : tatpuruṣa (mātṛ+sama)

• mātṛ – mother
  noun (feminine)
• sama – equal, similar, like
  adjective (masculine)

च (ca) - and

(indeclinable)

अपि (api) - also, even, too

(indeclinable)

भगिनी (bhaginī) - sister

(noun)

Nominative, feminine, singular of bhaginī

bhaginī - sister

भरतर्षभ (bharatarṣabha) - O best among Bhāratas

(proper noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull of Bharata, best among Bharatas (an epithet)

Compound type : ṣaṣṭhī-tatpuruṣa (bharata+ṛṣabha)

• bharata – Bharata (a legendary king, progenitor of a lineage), an Indian
  proper noun (masculine)
• ṛṣabha – bull, best, chief, excellent
  noun (masculine)

भ्रातुः (bhrātuḥ) - of a brother, brother's

(noun)

Genitive, masculine, singular of bhrātṛ

bhrātṛ - brother

भार्या (bhāryā) - wife

(noun)

Nominative, feminine, singular of bhāryā

bhāryā - wife (lit. 'to be supported/maintained')

Gerundive/Future Passive Participle

Derived from root bhṛ (to bear, support) with suffix -ya.

Root: bhṛ (class 1)

च (ca) - and

(indeclinable)

तद्वत् (tadvat) - similarly, in that manner

(indeclinable)

Derived from 'tad' with suffix -vat.

स्यात् (syāt) - should be, may be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of as

Root: as (class 2)

यस्याः (yasyāḥ) - whose (feminine, genitive)

(pronoun)

Genitive, feminine, singular of yad

yad - who, which, what

बाल्ये (bālye) - in childhood

(noun)

Locative, neuter, singular of bālya

bālya - childhood, infancy, childishness

स्तनम् (stanam) - breast, udder

(noun)

Accusative, masculine, singular of stana

stana - breast, udder, cloud

पिबेत् (pibet) - he should drink, one should drink

(verb)

3rd person , singular, active, optative (vidhiliṅ) of pā

Root: pā (class 1)