महाभारतः mahābhārataḥ - book-3, chapter-82, verse-74

ततो ब्रह्मसरो गच्छेद्धर्मारण्योपशोभितम् ।
पौण्डरीकमवाप्नोति प्रभातामेव शर्वरीम् ॥७४॥

74. tato brahmasaro gaccheddharmāraṇyopaśobhitam ,
pauṇḍarīkamavāpnoti prabhātāmeva śarvarīm.

74. tataḥ brahmasaraḥ gacchet dharmāraṇyopaśobhitam
pauṇḍarīkam avāpnoti prabhātām eva śarvarīm

74. Then, one should go to Brahmā's lake, which is beautifully adorned by a forest embodying natural law (dharma). One obtains the reward of the Pauṇḍarīka sacrifice as soon as the night ends.

Words meanings summery:

• ततः (tataḥ) - Then, thence, thereafter

• ब्रह्मसरः (brahmasaraḥ) - Brahmā's lake, a sacred pond of Brahmā

• गच्छेत् (gacchet) - one should go, one ought to go

• धर्मारण्योपशोभितम् (dharmāraṇyopaśobhitam) - beautifully adorned with a forest embodying natural law (dharma)

• पौण्डरीकम् (pauṇḍarīkam) - the fruit of the Pauṇḍarīka sacrifice

• अवाप्नोति (avāpnoti) - one obtains, acquires, achieves

• प्रभाताम् (prabhātām) - as the night ends (dawned, ended (referring to night), brightened)

• एव (eva) - even, indeed, just, precisely, immediately

• शर्वरीम् (śarvarīm) - night

Words meanings and morphology

ततः (tataḥ) - Then, thence, thereafter

(indeclinable)

ब्रह्मसरः (brahmasaraḥ) - Brahmā's lake, a sacred pond of Brahmā

(noun)

Accusative, neuter, singular of brahmasaras

brahmasaras - Brahmā's lake, a sacred pond associated with Brahmā

Compound type : tatpuruṣa (brahman+saras)

• brahman – The creator god Brahmā; the absolute, ultimate reality; sacred knowledge
  proper noun (masculine)
• saras – lake, pond, pool
  noun (neuter)

Note: Object of 'gacchet'

गच्छेत् (gacchet) - one should go, one ought to go

(verb)

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

Root: gam (class 1)

धर्मारण्योपशोभितम् (dharmāraṇyopaśobhitam) - beautifully adorned with a forest embodying natural law (dharma)

(adjective)

Accusative, neuter, singular of dharmāraṇyopaśobhita

dharmāraṇyopaśobhita - adorned by a forest of dharma; beautified by a sacred forest

Compound type : tatpuruṣa-bahuvrīhi (dharma+araṇya+upaśobhita)

• dharma – natural law, constitution, intrinsic nature, righteousness, duty
  noun (masculine)
• araṇya – forest, wilderness, jungle
  noun (neuter)
• upaśobhita – adorned, embellished, beautified
  adjective (masculine)
  Past Passive Participle
  Derived from root śubh (to shine, be beautiful) with upasarga upa (near, for)
  Prefix: upa
  Root: śubh (class 1)

Note: Agrees with 'brahmasaraḥ'

पौण्डरीकम् (pauṇḍarīkam) - the fruit of the Pauṇḍarīka sacrifice

(noun)

Accusative, neuter, singular of pauṇḍarīka

pauṇḍarīka - a white lotus; a specific great Vedic sacrifice; a white elephant

Note: Object of 'avāpnoti'

अवाप्नोति (avāpnoti) - one obtains, acquires, achieves

(verb)

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

Prefix: ava

Root: āp (class 5)

प्रभाताम् (prabhātām) - as the night ends (dawned, ended (referring to night), brightened)

(adjective)

Accusative, feminine, singular of prabhāta

prabhāta - dawn, morning; dawned, brightened

Past Passive Participle

Derived from root bhā (to shine) with upasarga pra (forth, before)

Prefix: pra

Root: bhā (class 2)

Note: Agrees with 'śarvarīm'

एव (eva) - even, indeed, just, precisely, immediately

(indeclinable)

शर्वरीम् (śarvarīm) - night

(noun)

Accusative, feminine, singular of śarvarī

śarvarī - night, darkness