महाभारतः mahābhārataḥ - book-3, chapter-83, verse-51

तत्र मासं वसेद्धीरो नियतो नियताशनः ।
ब्रह्मलोकं व्रजेद्राजन्पुनीते च कुलं नरः ॥५१॥

51. tatra māsaṁ vaseddhīro niyato niyatāśanaḥ ,
brahmalokaṁ vrajedrājanpunīte ca kulaṁ naraḥ.

51. tatra māsaṃ vaset dhīraḥ niyataḥ niyatāśanaḥ
brahmalokaṃ vrajet rājan punīte ca kulaṃ naraḥ

51. O King, a wise person (dhīra), self-controlled and eating moderately, who dwells there for a month, goes to the world of Brahma (brahmaloka) and purifies his family.

Words meanings summery:

• तत्र (tatra) - there, in that place

• मासं (māsaṁ) - month

• वसेत् (vaset) - should dwell, should reside

• धीरः (dhīraḥ) - wise, steady, firm, courageous person

• नियतः (niyataḥ) - restrained, self-controlled, disciplined

• नियताशनः (niyatāśanaḥ) - one whose eating is restrained, one who eats moderately

• ब्रह्मलोकं (brahmalokaṁ) - to the world of Brahma

• व्रजेत् (vrajet) - should go, may go

• राजन् (rājan) - O King

• पुनीते (punīte) - purifies, cleanses

• च (ca) - and, also

• कुलं (kulaṁ) - family, lineage, race

• नरः (naraḥ) - man, person

Words meanings and morphology

तत्र (tatra) - there, in that place

(indeclinable)

मासं (māsaṁ) - month

(noun)

Accusative, masculine, singular of māsa

māsa - month, moon

वसेत् (vaset) - should dwell, should reside

(verb)

3rd person , singular, active, optative (vidhi liṅ) of vas

Root: vas (class 1)

धीरः (dhīraḥ) - wise, steady, firm, courageous person

(adjective)

Nominative, masculine, singular of dhīra

dhīra - wise, steady, firm, calm, courageous, profound

नियतः (niyataḥ) - restrained, self-controlled, disciplined

(adjective)

Nominative, masculine, singular of niyata

niyata - restrained, controlled, disciplined, firm, constant, regular

Past Passive Participle

Derived from verb root √yam (to restrain, control) with prefix ni-

Prefix: ni

Root: yam (class 1)

नियताशनः (niyatāśanaḥ) - one whose eating is restrained, one who eats moderately

(adjective)

Nominative, masculine, singular of niyatāśana

niyatāśana - one whose food is restrained, moderate in eating, abstemious

Compound type : bahuvrīhi (niyata+aśana)

• niyata – restrained, controlled, disciplined
  adjective (masculine)
  Past Passive Participle
  Derived from verb root √yam (to restrain, control) with prefix ni-
  Prefix: ni
  Root: yam (class 1)
• aśana – eating, food, meal
  noun (neuter)
  Derived from verb root √aś (to eat)
  Root: aś (class 9)

ब्रह्मलोकं (brahmalokaṁ) - to the world of Brahma

(noun)

Accusative, masculine, singular of brahmaloka

brahmaloka - the world of Brahma, the highest heaven

Compound type : tatpuruṣa (brahman+loka)

• brahman – Brahma (the creator deity), sacred utterance, ultimate reality (brahman)
  proper noun (masculine)
• loka – world, realm, people, community
  noun (masculine)

व्रजेत् (vrajet) - should go, may go

(verb)

3rd person , singular, active, optative (vidhi liṅ) of vraj

Root: vraj (class 1)

राजन् (rājan) - O King

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

पुनीते (punīte) - purifies, cleanses

(verb)

3rd person , singular, middle, present (lat) of pū

Root: pū (class 9)

च (ca) - and, also

(indeclinable)

कुलं (kulaṁ) - family, lineage, race

(noun)

Accusative, neuter, singular of kula

kula - family, lineage, race, community, noble family

नरः (naraḥ) - man, person

(noun)

Nominative, masculine, singular of nara

nara - man, person, human being