वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-7, chapter-57, verse-19

तत्र यज्ञो महानासीद्बहुवर्षगणायुतान् ।
समृद्धः परया लक्ष्म्या देवयज्ञसमो ऽभवत् ॥१९॥

19. tatra yajño mahānāsīdbahuvarṣagaṇāyutān ,
samṛddhaḥ parayā lakṣmyā devayajñasamo'bhavat.

19. tatra yajñaḥ mahān āsīt bahuvarṣagaṇāyutān
samṛddhaḥ parayā lakṣmyā devayajña-samaḥ abhavat

19. tatra mahān yajñaḥ bahuvarṣagaṇāyutān āsīt
parayā lakṣmyā samṛddhaḥ devayajña-samaḥ abhavat

19. There was a great (Vedic ritual) (yajña), lasting for groups of many tens of thousands of years, prosperous with supreme splendor, and it became equal to a divine (Vedic ritual).

Words meanings summery:

• तत्र (tatra) - there, then, in that place

• यज्ञः (yajñaḥ) - (Vedic ritual), worship, sacred ceremony

• महान् (mahān) - great, large, vast

• आसीत् (āsīt) - was, existed

• बहुवर्षगणायुतान् (bahuvarṣagaṇāyutān) - Describing the immense duration or scope of the Vedic ritual, despite the accusative plural form which is grammatically anomalous with the nominative singular subject 'yajñaḥ'. Interpreted adverbially. (lasting for groups of many tens of thousands of years, involved with immense numbers (of years/beings))

• समृद्धः (samṛddhaḥ) - prosperous, abundant, rich

• परया (parayā) - with supreme, with highest, with excellent

• लक्ष्म्या (lakṣmyā) - with splendor, with wealth, with fortune

• देवयज्ञ-समः (devayajña-samaḥ) - equal to a divine (Vedic ritual)

• अभवत् (abhavat) - became, happened, occurred

Words meanings and morphology

तत्र (tatra) - there, then, in that place

(indeclinable)

यज्ञः (yajñaḥ) - (Vedic ritual), worship, sacred ceremony

(noun)

Nominative, masculine, singular of yajña

yajña - (Vedic ritual), worship, sacred ceremony

महान् (mahān) - great, large, vast

(adjective)

Nominative, masculine, singular of mahat

mahat - great, large, noble, exalted

आसीत् (āsīt) - was, existed

(verb)

3rd person , singular, active, past imperfect (laṅ) of as

Root: as (class 2)

बहुवर्षगणायुतान् (bahuvarṣagaṇāyutān) - Describing the immense duration or scope of the Vedic ritual, despite the accusative plural form which is grammatically anomalous with the nominative singular subject 'yajñaḥ'. Interpreted adverbially. (lasting for groups of many tens of thousands of years, involved with immense numbers (of years/beings))

(adjective)

Accusative, plural of bahuvarṣagaṇāyuta

bahuvarṣagaṇāyuta - endowed with many groups of years; lasting for many years (as a compound adjective) or involved with many scores of years; a very long duration (as a noun phrase)

Compound type : tatpuruṣa (bahu+varṣa+gaṇa+āyuta)

• bahu – many, much, abundant
  adjective
• varṣa – year, rain
  noun (masculine/neuter)
• gaṇa – group, multitude, collection
  noun (masculine)
• āyuta – joined, connected, endowed with; ten thousand, a large number
  adjective/noun
  Past Passive Participle (from ā-yuj) or numeral
  Prefix: ā
  Root: yuj (class 7)

समृद्धः (samṛddhaḥ) - prosperous, abundant, rich

(adjective)

Nominative, masculine, singular of samṛddha

samṛddha - prosperous, abundant, rich, accomplished

Past Passive Participle

Prefix: sam

Root: ṛdh (class 4)

परया (parayā) - with supreme, with highest, with excellent

(adjective)

Instrumental, feminine, singular of para

para - supreme, highest, excellent, ultimate, other

लक्ष्म्या (lakṣmyā) - with splendor, with wealth, with fortune

(noun)

Instrumental, feminine, singular of lakṣmī

lakṣmī - splendor, wealth, fortune, prosperity; the goddess Lakṣmī

देवयज्ञ-समः (devayajña-samaḥ) - equal to a divine (Vedic ritual)

(adjective)

Nominative, masculine, singular of devayajña-sama

devayajña-sama - equal to a divine (Vedic ritual), resembling a divine (Vedic ritual)

Compound type : tatpuruṣa (deva-yajña+sama)

• deva – god, divine
  noun (masculine)
• yajña – (Vedic ritual), worship, sacred ceremony
  noun (masculine)
• sama – equal, similar, like
  adjective

अभवत् (abhavat) - became, happened, occurred

(verb)

3rd person , singular, active, past imperfect (laṅ) of bhū

Root: bhū (class 1)