वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-4, chapter-25, verse-27

ततः कुशपरिस्तीर्णं समिद्धं जातवेदसं ।
मन्त्रपूतेन हविषा हुत्वा मन्त्रविदो जनाः ॥२७॥

27. tataḥ kuśaparistīrṇaṃ samiddhaṃ jātavedasaṃ ,
mantrapūtena haviṣā hutvā mantravido janāḥ.

27. tatas kuśaparistīrṇaṁ samiddhaṁ jātavedasaṁ
mantrapūtena haviṣā hutvā mantravidaḥ janāḥ

27. tatas mantravidaḥ janāḥ kuśaparistīrṇaṁ
samiddhaṁ jātavedasaṁ mantrapūtena haviṣā hutvā

27. Then, the people who were knowers of sacred formulas (mantras), having made offerings with oblations purified by sacred formulas (mantras) into the kindled fire god (jātavedas) that was strewn with Kuśa grass...

Words meanings summery:

• ततस् (tatas) - then, thereafter

• कुशपरिस्तीर्णं (kuśaparistīrṇaṁ) - strewn with Kuśa grass

• समिद्धं (samiddhaṁ) - blazing, kindled

• जातवेदसं (jātavedasaṁ) - to Agni, the fire god (to the fire god)

• मन्त्रपूतेन (mantrapūtena) - purified by mantras

• हविषा (haviṣā) - with offering, oblation

• हुत्वा (hutvā) - having offered (into fire)

• मन्त्रविदः (mantravidaḥ) - knowers of mantras

• जनाः (janāḥ) - people

Words meanings and morphology

ततस् (tatas) - then, thereafter

(indeclinable)

कुशपरिस्तीर्णं (kuśaparistīrṇaṁ) - strewn with Kuśa grass

(adjective)

Accusative, neuter, singular of kuśaparistīrṇa

kuśaparistīrṇa - strewn with Kuśa grass

Compound type : tṛtīyā-tatpuruṣa (kuśa+paristīrṇa)

• kuśa – Kuśa grass (Poa cynosuroides), sacred grass
  noun (masculine)
• paristīrṇa – strewn, spread around
  adjective (neuter)
  Past Passive Participle
  Prefix: pari
  Root: stṝ (class 9)

समिद्धं (samiddhaṁ) - blazing, kindled

(adjective)

Accusative, neuter, singular of samiddha

samiddha - kindled, blazing, inflamed

Past Passive Participle

Prefix: sam

Root: indh (class 7)

जातवेदसं (jātavedasaṁ) - to Agni, the fire god (to the fire god)

(noun)

Accusative, masculine, singular of jātavedas

jātavedas - fire, fire god (Agni), literally 'one who knows all born things'

Compound type : bahuvrīhi (jāta+vedas)

• jāta – born, produced
  adjective (neuter)
  Past Passive Participle
  Root: jan (class 4)
• vedas – knowledge, wealth
  noun (neuter)

मन्त्रपूतेन (mantrapūtena) - purified by mantras

(adjective)

Instrumental, neuter, singular of mantrapūta

mantrapūta - purified by mantras (sacred formulas)

Compound type : tṛtīyā-tatpuruṣa (mantra+pūta)

• mantra – sacred formula, hymn, incantation
  noun (masculine)
• pūta – purified, cleansed
  adjective (neuter)
  Past Passive Participle
  Root: pū (class 1)

हविषा (haviṣā) - with offering, oblation

(noun)

Instrumental, neuter, singular of havis

havis - offering, oblation (especially clarified butter, milk, Soma)

हुत्वा (hutvā) - having offered (into fire)

(indeclinable)

absolutive

Gerund/Absolutive from root 'hu'

Root: hu (class 3)

मन्त्रविदः (mantravidaḥ) - knowers of mantras

(noun)

Nominative, masculine, plural of mantravid

mantravid - knowing sacred formulas (mantras), knowing charms

Compound type : tatpuruṣa (mantra+vid)

• mantra – sacred formula, hymn, incantation
  noun (masculine)
• vid – knowing, knower
  noun (masculine)
  Root: vid (class 2)

जनाः (janāḥ) - people

(noun)

Nominative, masculine, plural of jana

jana - person, man, people