महाभारतः mahābhārataḥ - book-3, chapter-80, verse-71

नर्मदामथ चासाद्य नदीं त्रैलोक्यविश्रुताम् ।
तर्पयित्वा पितॄन्देवानग्निष्टोमफलं लभेत् ॥७१॥

71. narmadāmatha cāsādya nadīṁ trailokyaviśrutām ,
tarpayitvā pitṝndevānagniṣṭomaphalaṁ labhet.

71. narmadām atha ca āsādya nadīm trailokyaviśrutām
tarpayitvā pitṝn devān agniṣṭomaphalam labhet

71. atha ca trailokyaviśrutām narmadām nadīm āsādya
pitṝn devān tarpayitvā agniṣṭomaphalam labhet

71. And then, having reached the Narmada river, which is renowned throughout the three worlds, and having offered libations to the ancestors and gods, one would attain the reward of the Agniṣṭoma (Vedic ritual).

Words meanings summery:

• नर्मदाम् (narmadām) - to the Narmada river (Narmada (river))

• अथ (atha) - then, thereupon, now

• च (ca) - and, also

• आसाद्य (āsādya) - having reached, having attained, having approached

• नदीम् (nadīm) - the Narmada river (river)

• त्रैलोक्यविश्रुताम् (trailokyaviśrutām) - famous in the three worlds, renowned throughout the three worlds

• तर्पयित्वा (tarpayitvā) - having satisfied, having appeased, having offered libations

• पितॄन् (pitṝn) - ancestors, fathers

• देवान् (devān) - gods, deities

• अग्निष्टोमफलम् (agniṣṭomaphalam) - the reward of the Agniṣṭoma (Vedic ritual) (the fruit of the Agniṣṭoma)

• लभेत् (labhet) - one should obtain, would gain

Words meanings and morphology

नर्मदाम् (narmadām) - to the Narmada river (Narmada (river))

(proper noun)

Accusative, feminine, singular of narmadā

narmadā - Narmada (a sacred river in India)

Note: Object of 'āsādya'.

अथ (atha) - then, thereupon, now

(indeclinable)

Note: Conjunction/Adverb.

च (ca) - and, also

(indeclinable)

आसाद्य (āsādya) - having reached, having attained, having approached

(indeclinable)

absolutive (gerund)

formed from ā- + sad (to sit, approach) with suffix -ya (after prefixes)

Prefix: ā

Root: sad (class 1)

Note: Gerund/Absolutive.

नदीम् (nadīm) - the Narmada river (river)

(noun)

Accusative, feminine, singular of nadī

nadī - river

Note: Appositional to 'narmadām'.

त्रैलोक्यविश्रुताम् (trailokyaviśrutām) - famous in the three worlds, renowned throughout the three worlds

(adjective)

Accusative, feminine, singular of trailokyaviśrutā

trailokyaviśruta - famous throughout the three worlds

Compound type : saptamī-tatpuruṣa or karmadhāraya (trilokya+viśruta)

• trilokya – the three worlds
  noun (neuter)
  from tri (three) + lokya (worlds)
• viśruta – famous, renowned, heard of
  adjective (masculine)
  Past Passive Participle
  from vi- + śru (to hear)
  Prefix: vi
  Root: śru (class 5)

Note: Qualifies 'narmadām' and 'nadīm'.

तर्पयित्वा (tarpayitvā) - having satisfied, having appeased, having offered libations

(indeclinable)

absolutive (gerund)

causative stem (tarpi-) + -tvā

Root: tṛp (class 4)

Note: Gerund/Absolutive.

पितॄन् (pitṝn) - ancestors, fathers

(noun)

Accusative, masculine, plural of pitṛ

pitṛ - father, ancestor, progenitor

Note: Object of 'tarpayitvā'.

देवान् (devān) - gods, deities

(noun)

Accusative, masculine, plural of deva

deva - god, deity, divine being

Root: div (class 4)

Note: Object of 'tarpayitvā'.

अग्निष्टोमफलम् (agniṣṭomaphalam) - the reward of the Agniṣṭoma (Vedic ritual) (the fruit of the Agniṣṭoma)

(noun)

Accusative, neuter, singular of agniṣṭomaphala

agniṣṭomaphala - the fruit or reward of the Agniṣṭoma ritual

Compound type : ṣaṣṭhī-tatpuruṣa (agniṣṭoma+phala)

• agniṣṭoma – Agniṣṭoma (a particular Soma ritual, type of Vedic ritual)
  noun (masculine)
• phala – fruit, result, reward
  noun (neuter)

Note: Object of 'labhet'.

लभेत् (labhet) - one should obtain, would gain

(verb)

3rd person , singular, middle, optative (vidhiliṅ) of labh

root labh, ātmanepada

Root: labh (class 1)