योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-17, verse-19

पताकामञ्जरीकीर्णराजधानीगृहस्थितम् ।
पूर्वद्वारस्थितासंख्यमुनिविप्रर्षिमण्डलम् ॥ १९ ॥

patākāmañjarīkīrṇarājadhānīgṛhasthitam ,
pūrvadvārasthitāsaṃkhyamuniviprarṣimaṇḍalam 19

19. patākāmañjarīkīrṇarājadhānīgṛhasthitam
pūrvadvārasthitāsaṃkhyamuniviprarṣimaṇḍalam

19. patākāmañjarīkīrṇarājadhānīgṛhasthitam
pūrvadvārasthitāsaṃkhyamuniviprarṣimaṇḍalam

19. Characterized by a royal capital palace adorned with flag-garlands, and having an immeasurable assembly of sages, Brahmins, and ṛṣis situated at its eastern gate.

Words meanings summery:

• पताकामञ्जरीकीर्णराजधानीगृहस्थितम् (patākāmañjarīkīrṇarājadhānīgṛhasthitam) - describing a grand entity (e.g., a city or assembly) that includes a royal capital palace adorned with flag-garlands (that which has its royal capital palace situated, covered with flag-garlands)

• पूर्वद्वारस्थितासंख्यमुनिविप्रर्षिमण्डलम् (pūrvadvārasthitāsaṁkhyamuniviprarṣimaṇḍalam) - describing a grand entity (e.g., a city or assembly) that includes such an assembly at its eastern gate (that which has an immeasurable assembly of sages, brahmins, and ṛṣis situated at its eastern gate)

Words meanings and morphology

पताकामञ्जरीकीर्णराजधानीगृहस्थितम् (patākāmañjarīkīrṇarājadhānīgṛhasthitam) - describing a grand entity (e.g., a city or assembly) that includes a royal capital palace adorned with flag-garlands (that which has its royal capital palace situated, covered with flag-garlands)

(adjective)

Accusative, neuter, singular of patākāmañjarīkīrṇarājadhānīgṛhasthita

patākāmañjarīkīrṇarājadhānīgṛhasthita - having a royal capital palace situated and strewn with flag-garlands

Compound type : bahuvrīhi (patākāmañjarīkīrṇa+rājadhānīgṛhasthita)

• patākāmañjarīkīrṇa – strewn or covered with flag-garlands
  adjective (neuter)
  Compound acting as an adjective for 'rājadhānīgṛha'
• patākāmañjarī – garland of flags
  noun (feminine)
• patākā – flag, banner
  noun (feminine)
• mañjarī – cluster, garland, blossom
  noun (feminine)
• kīrṇa – strewn, scattered, covered, filled
  adjective (neuter)
  Past Passive Participle
  Derived from the root kṝ (to strew, scatter)
  Root: kṝ (class 6)
• rājadhānīgṛhasthita – situated in the royal capital palace
  adjective (neuter)
  Compound formed from 'rājadhānīgṛha' and 'sthita'
• rājadhānīgṛha – royal capital palace
  noun (neuter)
• rājadhānī – royal capital, metropolis
  noun (feminine)
• gṛha – house, abode, palace
  noun (neuter)
• sthita – situated, standing, located, existing
  adjective (neuter)
  Past Passive Participle
  Derived from the root sthā (to stand)
  Root: sthā (class 1)

Note: This long compound acts as an adjective in the accusative singular neuter, modifying an implied noun.

पूर्वद्वारस्थितासंख्यमुनिविप्रर्षिमण्डलम् (pūrvadvārasthitāsaṁkhyamuniviprarṣimaṇḍalam) - describing a grand entity (e.g., a city or assembly) that includes such an assembly at its eastern gate (that which has an immeasurable assembly of sages, brahmins, and ṛṣis situated at its eastern gate)

(adjective)

Accusative, neuter, singular of pūrvadvārasthitāsaṃkhyamuniviprarṣimaṇḍala

pūrvadvārasthitāsaṁkhyamuniviprarṣimaṇḍala - having an innumerable assembly of sages, brahmins, and ṛṣis situated at the eastern gate

Compound type : bahuvrīhi (pūrvadvārasthita+asaṃkhya+muniviprarṣimaṇḍala)

• pūrvadvārasthita – situated at the eastern gate
  adjective (neuter)
  Compound formed from 'pūrvadvāra' and 'sthita'
• pūrvadvāra – eastern gate
  noun (neuter)
• pūrva – eastern, prior, former
  adjective (neuter)
• dvāra – gate, door, entrance
  noun (neuter)
• sthita – situated, standing, located, existing
  adjective (neuter)
  Past Passive Participle
  Derived from the root sthā (to stand)
  Root: sthā (class 1)
• asaṃkhya – innumerable, countless, immeasurable
  adjective (neuter)
  Negative compound 'a' (not) + 'saṃkhya' (number)
  Prefix: a
• a – not, non-, un-
  indeclinable
  Negative prefix
• saṃkhya – number, count, enumeration
  noun (masculine)
• muniviprarṣimaṇḍala – assembly of sages, brahmins, and ṛṣis
  noun (neuter)
• muniviprarṣi – sages, brahmins, and ṛṣis
  noun (masculine)
• muni – sage, ascetic, seer
  noun (masculine)
• vipra – Brahmin, priest, inspired one
  noun (masculine)
• ṛṣi – seer, inspired poet, sage
  noun (masculine)
• maṇḍala – circle, disc, assembly, group, region
  noun (neuter)

Note: This long compound acts as an adjective in the accusative singular neuter, modifying an implied noun.