योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-77, verse-24

पुरमण्डलदैत्याग्निसुरनागविवस्वताम् ।
निकुरम्बं दधद्व्योम्नि मशकानामिवोच्चयम् ॥ २४ ॥

puramaṇḍaladaityāgnisuranāgavivasvatām ,
nikurambaṃ dadhadvyomni maśakānāmivoccayam 24

24. puramaṇḍaladaiyāgnisuranāgavivasvatām
nikurambam dadhat vyomni maśakānām iva uccayam

24. (implied subject) dadhat vyomni puramaṇḍaladaiyāgnisuranāgavivasvatām
nikurambam iva maśakānām uccayam

24. It bears in the sky a multitude of the cities and regions of the Daityas, Agnis, Suras, Nāgas, and Vivasvats, resembling a swarm of mosquitoes.

Words meanings summery:

• पुरमण्डलदैयाग्निसुरनागविवस्वताम् (puramaṇḍaladaiyāgnisuranāgavivasvatām) - of the cities and regions of Daityas, Agnis, Suras, Nāgas, and Vivasvats

• निकुरम्बम् (nikurambam) - a mass, a multitude, a cluster

• दधत् (dadhat) - bearing, holding, carrying, creating

• व्योम्नि (vyomni) - in the sky, in the atmosphere

• मशकानाम् (maśakānām) - of mosquitos

• इव (iva) - like, as if

• उच्चयम् (uccayam) - a collection, a heap, a swarm

Words meanings and morphology

पुरमण्डलदैयाग्निसुरनागविवस्वताम् (puramaṇḍaladaiyāgnisuranāgavivasvatām) - of the cities and regions of Daityas, Agnis, Suras, Nāgas, and Vivasvats

(noun)

Genitive, masculine, plural of puramaṇḍaladaiyāgnisuranāgavivasvat

puramaṇḍaladaiyāgnisuranāgavivasvat - of the cities and regions of Daityas, Agnis, Suras, Nāgas, and Vivasvats

Compound type : dvandva (pura+maṇḍala+daitya+agni+sura+nāga+vivasvat)

• pura – city, fortress
  noun (neuter)
• maṇḍala – region, circle, district, group
  noun (neuter)
• daitya – demon, son of Diti (daitya)
  proper noun (masculine)
• agni – fire; fire-god (Agni)
  noun (masculine)
• sura – god, deity
  noun (masculine)
• nāga – serpent, serpent-deity (nāga)
  noun (masculine)
• vivasvat – sun, sun-god (Vivasvat)
  proper noun (masculine)

Note: This is a genitive plural noun, indicating possession or relation to the 'multitude'.

निकुरम्बम् (nikurambam) - a mass, a multitude, a cluster

(noun)

Accusative, neuter, singular of nikuramba

nikuramba - mass, multitude, cluster, heap

Note: This noun is the object of the participle `dadhat`.

दधत् (dadhat) - bearing, holding, carrying, creating

(participle)

Nominative, neuter, singular of dadhat

dadhat - bearing, holding, creating

Present Active Participle

From root `dhā` (to place, hold, create) with `śatṛ` suffix.

Root: dhā (class 3)

Note: This participle functions as a main verb, implying 'it bears' or 'that which bears'.

व्योम्नि (vyomni) - in the sky, in the atmosphere

(noun)

Locative, neuter, singular of vyoman

vyoman - sky, atmosphere, space

मशकानाम् (maśakānām) - of mosquitos

(noun)

Genitive, masculine, plural of maśaka

maśaka - mosquito, gnat

Note: Indicates what kind of 'collection' is being referred to in the simile.

इव (iva) - like, as if

(indeclinable)

उच्चयम् (uccayam) - a collection, a heap, a swarm

(noun)

Accusative, masculine, singular of uccaya

uccaya - collection, heap, accumulation, swarm

From `ud-√ci` (to collect).

Prefix: ud

Root: ci (class 5)

Note: This noun is the object of the participle `dadhat`.