योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-68, verse-36

नक्षत्रचक्रं गगने द्रुमे मशकसंततिः ।
स्फुरत्यावर्तवृत्त्यैव पातालेऽङ्ग जलौघवत् ॥ ३६ ॥

nakṣatracakraṃ gagane drume maśakasaṃtatiḥ ,
sphuratyāvartavṛttyaiva pātāle'ṅga jalaughavat 36

36. nakṣatra cakram gagane drume maśaka saṃtatiḥ
sphurati āvarta vṛttyā eva pātāle aṅga jala oghavat

36. aṅga nakṣatra cakram gagane,
maśaka saṃtatiḥ drume,
(sarvam) āvarta vṛttyā eva sphurati,
pātāle jala oghavat

36. O dear one, a celestial sphere of stars in the sky, or a swarm of mosquitoes on a tree, indeed trembles with a continuous, swirling motion, just like a torrent of water in the netherworld.

Words meanings summery:

• नक्षत्र (nakṣatra) - star (star, constellation, lunar mansion)

• चक्रम् (cakram) - sphere, cluster (wheel, circle, disk, cluster, realm)

• गगने (gagane) - in the sky (in the sky, in the atmosphere)

• द्रुमे (drume) - on a tree (on a tree, in a tree)

• मशक (maśaka) - mosquito

• संततिः (saṁtatiḥ) - swarm (swarm, multitude, lineage, succession)

• स्फुरति (sphurati) - trembles (quivers, vibrates, flashes, throbs)

• आवर्त (āvarta) - swirling (whirlpool, eddy, swirling, rotation)

• वृत्त्या (vṛttyā) - with a motion (by means of a course, by means of a mode, by means of action)

• एव (eva) - indeed (indeed, only, certainly)

• पाताले (pātāle) - in the netherworld (in the netherworld, in the abyss)

• अङ्ग (aṅga) - O dear one (O dear one, O friend, O sir)

• जल (jala) - water

• ओघवत् (oghavat) - like a torrent (like a flood, like a stream)

Words meanings and morphology

नक्षत्र (nakṣatra) - star (star, constellation, lunar mansion)

(noun)

neuter, singular of nakṣatra

nakṣatra - star, constellation, lunar mansion

Root: nakṣ (class 1)

चक्रम् (cakram) - sphere, cluster (wheel, circle, disk, cluster, realm)

(noun)

Nominative, neuter, singular of cakra

cakra - wheel, circle, disk, cluster, realm, army

Neuter nominative singular.

Compound type : tatpuruṣa (nakṣatra+cakra)

• nakṣatra – star, constellation
  noun (neuter)
  Root: nakṣ (class 1)
• cakra – wheel, circle, cluster
  noun (neuter)
  Root: kṛ (class 8)

Note: Represents one example of entities that quiver.

गगने (gagane) - in the sky (in the sky, in the atmosphere)

(noun)

Locative, neuter, singular of gagana

gagana - sky, atmosphere, ether

Locative singular.

Root: gam (class 1)

Note: Location for the star cluster.

द्रुमे (drume) - on a tree (on a tree, in a tree)

(noun)

Locative, masculine, singular of druma

druma - tree

Locative singular.

Root: dru (class 1)

मशक (maśaka) - mosquito

(noun)

masculine, singular of maśaka

maśaka - mosquito, gnat

संततिः (saṁtatiḥ) - swarm (swarm, multitude, lineage, succession)

(noun)

Nominative, feminine, singular of saṃtati

saṁtati - swarm, multitude, lineage, succession, offspring

Feminine nominative singular.

Compound type : tatpuruṣa (maśaka+saṃtati)

• maśaka – mosquito
  noun (masculine)
• saṃtati – swarm, multitude
  noun (feminine)
  Prefix: sam
  Root: tan (class 8)

स्फुरति (sphurati) - trembles (quivers, vibrates, flashes, throbs)

(verb)

3rd person , singular, active, present (lat) of sphur

Present tense, Active voice

Root sphur (Bhvadi class 6/1), parasmaipada, present, 3rd singular.

Root: sphur (class 6)

आवर्त (āvarta) - swirling (whirlpool, eddy, swirling, rotation)

(noun)

masculine, singular of āvarta

āvarta - whirlpool, eddy, rotation, turning, repeated course

From root vṛt (to turn) with prefix ā.

Root: vṛt (class 1)

वृत्त्या (vṛttyā) - with a motion (by means of a course, by means of a mode, by means of action)

(noun)

Instrumental, feminine, singular of vṛtti

vṛtti - mode, manner, course, action, existence

Feminine instrumental singular. From root vṛt (to be, to exist, to turn).

Compound type : tatpuruṣa (āvarta+vṛtti)

• āvarta – whirlpool, swirling
  noun (masculine)
  From ā-vṛt.
  Prefix: ā
  Root: vṛt (class 1)
• vṛtti – motion, course, mode
  noun (feminine)
  From vṛt.
  Root: vṛt (class 1)

Note: Qualifies sphurati.

एव (eva) - indeed (indeed, only, certainly)

(indeclinable)

Emphatic particle.

पाताले (pātāle) - in the netherworld (in the netherworld, in the abyss)

(noun)

Locative, neuter, singular of pātāla

pātāla - netherworld, abyss, hell

Locative singular.

Root: pat (class 1)

अङ्ग (aṅga) - O dear one (O dear one, O friend, O sir)

(indeclinable)

Used as an interjection/vocative of endearment.

जल (jala) - water

(noun)

neuter, singular of jala

jala - water

Root: jal (class 1)

ओघवत् (oghavat) - like a torrent (like a flood, like a stream)

(indeclinable)

Adverbial suffix vat (like) appended to ogha (flood, torrent).

Compound type : tatpuruṣa (jala+ogha)

• jala – water
  noun (neuter)
  Root: jal (class 1)
• ogha – flood, torrent, stream
  noun (masculine)
  Root: uh (class 1)

Note: Functions as an adverb comparing the trembling to a water torrent.