योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-81, verse-90

नृत्यस्फुरत्प्रतापान्तर्जगदर्थाः प्रतिक्षणम् ।
स्थितिं त्यजन्ति गृह्णन्ति बालसंकल्पसर्गवत् ॥ ९० ॥

nṛtyasphuratpratāpāntarjagadarthāḥ pratikṣaṇam ,
sthitiṃ tyajanti gṛhṇanti bālasaṃkalpasargavat 90

90. nṛtya-sphurat-pratāpa-antar jagat-arthāḥ pratikṣaṇam
sthitim tyajanti gṛhṇanti bāla-saṃkalpa-sarga-vat

90. nṛtya-sphurat-pratāpa-antar jagat-arthāḥ pratikṣaṇam
sthitim tyajanti gṛhṇanti bāla-saṃkalpa-sarga-vat

90. The objects of the world (jagat), within the pulsating manifestation of brilliance or power, constantly abandon one state and assume another, like a creation born from a child's imagination (saṃkalpa).

Words meanings summery:

• नृत्य-स्फुरत्-प्रताप-अन्तर् (nṛtya-sphurat-pratāpa-antar) - within the pulsating/dancing brilliance/power

• जगत्-अर्थाः (jagat-arthāḥ) - objects of the world

• प्रतिक्षणम् (pratikṣaṇam) - every moment, constantly

• स्थितिम् (sthitim) - a state of being (a state, stability)

• त्यजन्ति (tyajanti) - they abandon, give up

• गृह्णन्ति (gṛhṇanti) - they take, grasp, assume

• बाल-संकल्प-सर्ग-वत् (bāla-saṁkalpa-sarga-vat) - like the creation from a child's imagination

Words meanings and morphology

नृत्य-स्फुरत्-प्रताप-अन्तर् (nṛtya-sphurat-pratāpa-antar) - within the pulsating/dancing brilliance/power

(indeclinable)

Compound type : tatpuruṣa (nṛtya+sphurat+pratāpa+antar)

• nṛtya – dance, act of dancing, moving
  noun (neuter)
  Root: nṛt (class 4)
• sphurat – throbbing, flashing, manifesting, vibrating
  adjective
  Present Active Participle
  Root: sphur (class 6)
• pratāpa – heat, brilliance, glory, power, majesty
  noun (masculine)
  Prefix: pra
  Root: tap (class 1)
• antar – within, inside, amidst
  indeclinable

जगत्-अर्थाः (jagat-arthāḥ) - objects of the world

(noun)

Nominative, masculine, plural of jagat-artha

jagat-artha - worldly objects, purposes of the world

Compound type : tatpuruṣa (jagat+artha)

• jagat – world, universe, moving
  noun (neuter)
  Present Active Participle
  Root: gam (class 1)
• artha – object, purpose, meaning, wealth, thing
  noun (masculine)

प्रतिक्षणम् (pratikṣaṇam) - every moment, constantly

(indeclinable)

Compound type : avyayībhāva (prati+kṣaṇa)

• prati – towards, every, against
  indeclinable
• kṣaṇa – moment, instant
  noun (masculine)

स्थितिम् (sthitim) - a state of being (a state, stability)

(noun)

Accusative, feminine, singular of sthiti

sthiti - standing, state, condition, stability, fixedness

Root: sthā (class 1)

त्यजन्ति (tyajanti) - they abandon, give up

(verb)

3rd person , plural, active, present indicative (laṭ) of tyaj

Root: tyaj (class 1)

गृह्णन्ति (gṛhṇanti) - they take, grasp, assume

(verb)

3rd person , plural, active, present indicative (laṭ) of grah

Root: grah (class 9)

बाल-संकल्प-सर्ग-वत् (bāla-saṁkalpa-sarga-vat) - like the creation from a child's imagination

(indeclinable)

Compound type : tatpuruṣa (bāla+saṃkalpa+sarga+vat)

• bāla – child, young, immature
  noun (masculine)
• saṃkalpa – resolve, intention, imagination, conception (saṃkalpa)
  noun (masculine)
  Prefix: sam
  Root: kḷp (class 1)
• sarga – creation, emanation, discharge
  noun (masculine)
  Root: sṛj (class 6)
• vat – like, as, similar to
  indeclinable