महाभारतः mahābhārataḥ - book-13, chapter-26, verse-8

काश्मीरमण्डले नद्यो याः पतन्ति महानदम् ।
ता नदीः सिन्धुमासाद्य शीलवान्स्वर्गमाप्नुयात् ॥८॥

8. kāśmīramaṇḍale nadyo yāḥ patanti mahānadam ,
tā nadīḥ sindhumāsādya śīlavānsvargamāpnuyāt.

8. kāśmīramaṇḍale nadyaḥ yāḥ patanti mahānadam tāḥ
nadīḥ sindhum āsādya śīlavān svargam āpnuyāt

8. kāśmīramaṇḍale yāḥ nadyaḥ mahānadam patanti,
tāḥ nadīḥ sindhum āsādya,
śīlavān svargam āpnuyāt

8. A virtuous person, by reaching those rivers in the Kashmir region that flow into the great river and then reach the Sindhu (Indus), would attain heaven.

Words meanings summery:

• काश्मीरमण्डले (kāśmīramaṇḍale) - in the region of Kashmir

• नद्यः (nadyaḥ) - rivers

• याः (yāḥ) - which (feminine plural)

• पतन्ति (patanti) - fall, flow

• महानदम् (mahānadam) - into the great river

• ताः (tāḥ) - those (feminine plural)

• नदीः (nadīḥ) - rivers (accusative plural)

• सिन्धुम् (sindhum) - the Sindhu (Indus river)

• आसाद्य (āsādya) - having reached, having approached

• शीलवान् (śīlavān) - a virtuous one, one of good conduct

• स्वर्गम् (svargam) - heaven, celestial abode

• आप्नुयात् (āpnuyāt) - would attain, should obtain

Words meanings and morphology

काश्मीरमण्डले (kāśmīramaṇḍale) - in the region of Kashmir

(noun)

Locative, neuter, singular of kāśmīramaṇḍala

kāśmīramaṇḍala - the region or province of Kashmir

Compound type : tatpuruṣa (kāśmīra+maṇḍala)

• kāśmīra – Kashmir (name of a country/region)
  proper noun (neuter)
• maṇḍala – region, circle, district
  noun (neuter)

नद्यः (nadyaḥ) - rivers

(noun)

Nominative, feminine, plural of nadī

nadī - river

याः (yāḥ) - which (feminine plural)

(pronoun)

Nominative, feminine, plural of yad

yad - which, who, what

पतन्ति (patanti) - fall, flow

(verb)

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

Root: pat (class 1)

महानदम् (mahānadam) - into the great river

(noun)

Accusative, masculine, singular of mahānada

mahānada - great river

Compound type : karmadhāraya (mahat+nada)

• mahat – great, large
  adjective
• nada – river (usually masculine for larger rivers, or a roaring river)
  noun (masculine)

ताः (tāḥ) - those (feminine plural)

(pronoun)

Accusative, feminine, plural of tad

tad - that, those

नदीः (nadīḥ) - rivers (accusative plural)

(noun)

Accusative, feminine, plural of nadī

nadī - river

सिन्धुम् (sindhum) - the Sindhu (Indus river)

(proper noun)

Accusative, masculine, singular of sindhu

sindhu - river, the Indus river

आसाद्य (āsādya) - having reached, having approached

(indeclinable)

gerund (absolutive)

derived from root 'sad' with prefix 'ā'

Prefix: ā

Root: sad (class 1)

शीलवान् (śīlavān) - a virtuous one, one of good conduct

(adjective)

Nominative, masculine, singular of śīlavat

śīlavat - virtuous, of good character, moral

स्वर्गम् (svargam) - heaven, celestial abode

(noun)

Accusative, masculine, singular of svarga

svarga - heaven, paradise

आप्नुयात् (āpnuyāt) - would attain, should obtain

(verb)

3rd person , singular, active, potential (optative) (vidhiliṅ) of āp

Root: āp (class 5)