महाभारतः mahābhārataḥ - book-3, chapter-82, verse-119

निश्चीरां च समासाद्य त्रिषु लोकेषु विश्रुताम् ।
अश्वमेधमवाप्नोति विष्णुलोकं च गच्छति ॥११९॥

119. niścīrāṁ ca samāsādya triṣu lokeṣu viśrutām ,
aśvamedhamavāpnoti viṣṇulokaṁ ca gacchati.

119. niścirām ca samāsādya triṣu lokeṣu viśrutām
aśvamedham avāpnoti viṣṇulokam ca gacchati

119. And having reached the Niścirā, which is renowned throughout the three worlds, one attains the merit of the horse sacrifice (aśvamedha) and goes to the abode of Viṣṇu (viṣṇuloka).

Words meanings summery:

• निश्चिराम् (niścirām) - a specific sacred river or place named Niścirā (Niścirā (name of a river or place))

• च (ca) - and, also

• समासाद्य (samāsādya) - having reached, having approached, having obtained

• त्रिषु (triṣu) - in the three

• लोकेषु (lokeṣu) - in the worlds, in the realms

• विश्रुताम् (viśrutām) - famous, renowned, well-known

• अश्वमेधम् (aśvamedham) - the horse sacrifice (aśvamedha)

• अवाप्नोति (avāpnoti) - he/she/it obtains, achieves, reaches

• विष्णुलोकम् (viṣṇulokam) - the world of Viṣṇu (viṣṇuloka)

• च (ca) - and, also

• गच्छति (gacchati) - he/she/it goes, attains

Words meanings and morphology

निश्चिराम् (niścirām) - a specific sacred river or place named Niścirā (Niścirā (name of a river or place))

(proper noun)

Accusative, feminine, singular of niścirā

niścirā - name of a river or a holy place

Note: Object of samāsādya.

च (ca) - and, also

(indeclinable)

Note: Connects with the previous sentence or implies continuation.

समासाद्य (samāsādya) - having reached, having approached, having obtained

(indeclinable)

absolutive (gerund)

from root sad (to sit, approach) with prefix ā-sam, formed with -ya suffix for upasarga-prefixed roots

Prefixes: sam+ā

Root: sad (class 1)

Note: Indicates an action completed before the main verb.

त्रिषु (triṣu) - in the three

(numeral)

लोकेषु (lokeṣu) - in the worlds, in the realms

(noun)

Locative, masculine, plural of loka

loka - world, realm, people

Note: Refers to the three cosmic realms (heaven, earth, netherworld).

विश्रुताम् (viśrutām) - famous, renowned, well-known

(adjective)

Accusative, feminine, singular of viśruta

viśruta - famous, renowned, heard of

Past Passive Participle

from root śru (to hear) with prefix vi

Prefix: vi

Root: śru (class 5)

Note: Qualifies niścirām.

अश्वमेधम् (aśvamedham) - the horse sacrifice (aśvamedha)

(noun)

Accusative, masculine, singular of aśvamedha

aśvamedha - horse sacrifice, a major Vedic ritual

compound of aśva (horse) and medha (sacrifice)

Compound type : tatpurusha (aśva+medha)

• aśva – horse
  noun (masculine)
• medha – sacrifice, oblations
  noun (masculine)

Note: Object of avāpnoti.

अवाप्नोति (avāpnoti) - he/she/it obtains, achieves, reaches

(verb)

3rd person , singular, active, present indicative (laṭ) of avāp

root āp (class 5) with prefix ava, present indicative, 3rd singular

Prefix: ava

Root: āp (class 5)

Note: Subject is implied (the person who reaches Niścirā).

विष्णुलोकम् (viṣṇulokam) - the world of Viṣṇu (viṣṇuloka)

(noun)

Accusative, masculine, singular of viṣṇuloka

viṣṇuloka - the world of Viṣṇu, Viṣṇu's abode

compound of Viṣṇu (name of a deity) and loka (world)

Compound type : tatpurusha (viṣṇu+loka)

• viṣṇu – Viṣṇu (a major Hindu deity)
  proper noun (masculine)
• loka – world, realm, abode
  noun (masculine)

Note: Object of gacchati.

च (ca) - and, also

(indeclinable)

Note: Connects the two main clauses (obtaining aśvamedha and going to Viṣṇuloka).

गच्छति (gacchati) - he/she/it goes, attains

(verb)

3rd person , singular, active, present indicative (laṭ) of gam

root gam (class 1), present indicative, 3rd singular

Root: gam (class 1)

Note: Subject is implied (the person who reaches Niścirā).