योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-18, verse-13

स्वस्थीकृतजगज्जातस्वव्यापारस्थचेतसः ।
यदृच्छया करस्पन्दो यस्यासुरपुरक्षयः ॥ १३ ॥

svasthīkṛtajagajjātasvavyāpārasthacetasaḥ ,
yadṛcchayā karaspando yasyāsurapurakṣayaḥ 13

13. svasthīkṛta-jagat-jāta-sva-vyāpāra-stha-cetasaḥ
yadṛcchayā kara-spandaḥ yasya asura-pura-kṣayaḥ

13. yasya svasthīkṛta-jagat-jāta-sva-vyāpāra-stha-cetasaḥ
karaspandaḥ yadṛcchayā asura-pura-kṣayaḥ

13. For the one whose mind is fixed on their own proper activities, having brought well-being to the entire created world, a spontaneous movement of whose hand results in the destruction of the cities of the asuras.

Words meanings summery:

• स्वस्थीकृत-जगत्-जात-स्व-व्यापार-स्थ-चेतसः (svasthīkṛta-jagat-jāta-sva-vyāpāra-stha-cetasaḥ) - whose mind is fixed on their own activities, having stabilized the created world; one whose mind, having pacified all created beings in the world, is situated in its own function

• यदृच्छया (yadṛcchayā) - spontaneously, by chance, by will, whimsically

• कर-स्पन्दः (kara-spandaḥ) - movement of the hand, hand tremor

• यस्य (yasya) - whose, of whom

• असुर-पुर-क्षयः (asura-pura-kṣayaḥ) - destruction of the cities of the asuras (demons)

Words meanings and morphology

स्वस्थीकृत-जगत्-जात-स्व-व्यापार-स्थ-चेतसः (svasthīkṛta-jagat-jāta-sva-vyāpāra-stha-cetasaḥ) - whose mind is fixed on their own activities, having stabilized the created world; one whose mind, having pacified all created beings in the world, is situated in its own function

(adjective)

Genitive, masculine, singular of svasthīkṛtajagajjātasvavyāpārasthacetas

svasthīkṛtajagajjātasvavyāpārasthacetas - one whose mind is fixed on their own activities, having stabilized the created world

Compound type : bahuvrīhi (svasthīkṛta+jagat+jāta+sva+vyāpāra+stha+cetas)

• svasthīkṛta – made healthy, stabilized, pacified, brought to well-being
  participle (neuter)
  Past passive participle
  Derived from svastha (healthy, well) + īkṛ (to make).
  Prefix: svastha-ī
  Root: kṛ (class 8)
• jagat – world, universe, moving
  noun (neuter)
  Present active participle
  From root gam (to go)
  Root: gam (class 1)
• jāta – born, created, arisen
  participle (neuter)
  Past passive participle
  Derived from root jan (class 4, to be born, produced).
  Root: jan (class 4)
• sva – own, one's own
  adjective
  Pronominal adjective.
• vyāpāra – activity, function, occupation, business
  noun (masculine)
  From vi + ā + pṛ (to fill, perform).
  Prefixes: vi+ā
  Root: pṛ (class 9)
• stha – standing, situated, existing in
  adjective (masculine)
  Derived from root sthā (to stand).
  Root: sthā (class 1)
• cetas – mind, consciousness, heart
  noun (neuter)
  From root cit (to perceive, know).
  Root: cit (class 1)

Note: Qualifies the implied deity.

यदृच्छया (yadṛcchayā) - spontaneously, by chance, by will, whimsically

(noun)

Instrumental, feminine, singular of yadṛcchā

yadṛcchā - free will, spontaneity, chance, caprice

From yad (what) + ṛch (to go, desire).

Root: ṛch (class 6)

Note: Denotes the manner of the hand's movement.

कर-स्पन्दः (kara-spandaḥ) - movement of the hand, hand tremor

(noun)

Nominative, masculine, singular of karaspanda

karaspanda - movement/tremor of the hand

Compound kara (hand) + spanda (movement).

Compound type : tatpuruṣa (kara+spanda)

• kara – hand, ray, tax
  noun (masculine)
  Root: kṛ (class 8)
• spanda – vibration, tremor, movement
  noun (masculine)
  From root spand (to throb, vibrate).
  Root: spand (class 1)

Note: Subject of the destruction.

यस्य (yasya) - whose, of whom

(pronoun)

Genitive, masculine, singular of yad

yad - who, which, what

Relative pronoun.

Note: Possessive pronoun, linking the hand movement to the deity.

असुर-पुर-क्षयः (asura-pura-kṣayaḥ) - destruction of the cities of the asuras (demons)

(noun)

Nominative, masculine, singular of asurapurakṣaya

asurapurakṣaya - destruction of demon cities

Compound of asura (demon), pura (city), and kṣaya (destruction).

Compound type : tatpuruṣa (asura+pura+kṣaya)

• asura – demon, titan, anti-god
  noun (masculine)
• pura – city, town, stronghold
  noun (neuter)
  Root: pṛ (class 9)
• kṣaya – destruction, decay, loss
  noun (masculine)
  From root kṣi (to destroy).
  Root: kṣi (class 5)

Note: Predicate for karaspandaḥ.