महाभारतः mahābhārataḥ - book-15, chapter-24, verse-22

प्राधीतद्विजमुख्या सा संप्रज्वालितपावका ।
बभूव तेषां रजनी ब्राह्मीव प्रीतिवर्धनी ॥२२॥

22. prādhītadvijamukhyā sā saṁprajvālitapāvakā ,
babhūva teṣāṁ rajanī brāhmīva prītivardhanī.

22. prādhītadvijamukhyā sā samprajvālitapāvakā
babhūva teṣām rajanī brāhmī iva prītivardhanī

22. sā rajanī prādhītadvijamukhyā samprajvālitapāvakā
teṣām brāhmī iva prītivardhanī babhūva

22. That night, with its prominent twice-born (dvijas) engaged in recitation and study, and with its fires brightly kindled, became for them like a divine night, greatly enhancing their joy.

Words meanings summery:

• प्राधीतद्विजमुख्या (prādhītadvijamukhyā) - having chief twice-born (dvijas) engaged in study

• सा (sā) - that

• सम्प्रज्वालितपावका (samprajvālitapāvakā) - with fires brightly kindled

• बभूव (babhūva) - it became

• तेषाम् (teṣām) - for them, their

• रजनी (rajanī) - night

• ब्राह्मी (brāhmī) - divine, holy, spiritual

• इव (iva) - like, as if

• प्रीतिवर्धनी (prītivardhanī) - joy-increasing, enhancing joy

Words meanings and morphology

प्राधीतद्विजमुख्या (prādhītadvijamukhyā) - having chief twice-born (dvijas) engaged in study

(adjective)

Nominative, feminine, singular of prādhītadvijamukhya

prādhītadvijamukhya - having chief twice-born who have studied/recited

Compound type : bahuvrīhi (prādhīta+dvija+mukhya)

• prādhīta – studied, recited, learned
  adjective
  Past Passive Participle
  Prefixes: pra+adhi
  Root: i (class 2)
• dvija – twice-born (Brahmin, Kshatriya, Vaishya), bird, tooth
  noun (masculine)
  Root: jan (class 4)
• mukhya – chief, principal, prominent
  adjective (masculine)

सा (sā) - that

(pronoun)

Nominative, feminine, singular of tad

tad - that, those

सम्प्रज्वालितपावका (samprajvālitapāvakā) - with fires brightly kindled

(adjective)

Nominative, feminine, singular of samprajvālitapāvaka

samprajvālitapāvaka - having fires well-kindled

Compound type : bahuvrīhi (samprajvālita+pāvaka)

• samprajvālita – well-kindled, brightly ignited
  adjective
  Past Passive Participle
  Prefixes: sam+pra
  Root: jval (class 1)
• pāvaka – fire, purifier
  noun (masculine)
  Root: pū (class 1)

बभूव (babhūva) - it became

(verb)

3rd person , singular, active, perfect (lit) of bhū

Root: bhū (class 1)

तेषाम् (teṣām) - for them, their

(pronoun)

Genitive, plural of tad

tad - that, those

रजनी (rajanī) - night

(noun)

Nominative, feminine, singular of rajanī

rajanī - night

ब्राह्मी (brāhmī) - divine, holy, spiritual

(adjective)

Nominative, feminine, singular of brāhmī

brāhmī - divine, relating to (brahman) or Brahmins

इव (iva) - like, as if

(indeclinable)

प्रीतिवर्धनी (prītivardhanī) - joy-increasing, enhancing joy

(adjective)

Nominative, feminine, singular of prītivardhanī

prītivardhanī - increasing joy, joy-enhancing

Compound type : tatpuruṣa (prīti+vardhanī)

• prīti – joy, affection, love, satisfaction
  noun (feminine)
  Root: prī (class 4)
• vardhanī – increasing, causing to grow (feminine form of vardhana)
  adjective (feminine)
  Root: vṛdh (class 1)