योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-118, verse-18

संस्थाप्य संकल्पकलङ्कमुक्तं चित्तं त्वमात्मन्युपशान्तकल्पः ।
स्पन्देऽप्यसंस्पन्दमिवेह तिष्ठ स्वस्थः सुखी राज्यमिदं प्रशाधि ॥ १८ ॥

saṃsthāpya saṃkalpakalaṅkamuktaṃ cittaṃ tvamātmanyupaśāntakalpaḥ ,
spande'pyasaṃspandamiveha tiṣṭha svasthaḥ sukhī rājyamidaṃ praśādhi 18

18. saṃsthāpya saṅkalpa-kalaṅka-muktam
cittam tvam ātmani upaśānta-kalpaḥ |
spande api asaṃspandam iva iha tiṣṭha
svasthaḥ sukhī rājyam idam praśādhi ||

18. tvam saṅkalpa-kalaṅka-muktam cittam upaśānta-kalpaḥ ātmani saṃsthāpya,
iha spande api asaṃspandam iva tiṣṭha.
svasthaḥ sukhī [bhūtvā] idam rājyam praśādhi.

18. Having established your mind (citta), freed from the stain of conceptualization (saṅkalpa), within the self (ātman), as if utterly peaceful, remain here, even amidst activity, as if unmoving. Be healthy and happy, and govern this kingdom.

Words meanings summery:

• संस्थाप्य (saṁsthāpya) - having established, having settled, having placed firmly

• सङ्कल्प-कलङ्क-मुक्तम् (saṅkalpa-kalaṅka-muktam) - freed from the stain of conceptualization (saṅkalpa) (freed from the blemish of conceptualization)

• चित्तम् (cittam) - mind, consciousness, thought

• त्वम् (tvam) - you

• आत्मनि (ātmani) - within the self (ātman) (in the self, in the soul, in one's essence)

• उपशान्त-कल्पः (upaśānta-kalpaḥ) - as if utterly peaceful (almost peaceful, as if tranquil, completely peaceful)

• स्पन्दे (spande) - even amidst activity (in movement, in vibration, in activity)

• अपि (api) - even, also, too

• असंस्पन्दम् (asaṁspandam) - unmoving, motionless, without vibration

• इव (iva) - as if, like, similar to

• इह (iha) - here, in this place, in this world

• तिष्ठ (tiṣṭha) - remain, stand, be

• स्वस्थः (svasthaḥ) - healthy, self-abiding, at ease, content

• सुखी (sukhī) - happy, joyous, comfortable

• राज्यम् (rājyam) - kingdom, dominion, realm

• इदम् (idam) - this

• प्रशाधि (praśādhi) - govern, rule, administer, command

Words meanings and morphology

संस्थाप्य (saṁsthāpya) - having established, having settled, having placed firmly

(indeclinable)

Prefix: sam

Root: sthā (class 1)

Note: Absolutive (gerund) form of the causative verb.

सङ्कल्प-कलङ्क-मुक्तम् (saṅkalpa-kalaṅka-muktam) - freed from the stain of conceptualization (saṅkalpa) (freed from the blemish of conceptualization)

(adjective)

Accusative, neuter, singular of saṅkalpa-kalaṅka-mukta

saṅkalpa-kalaṅka-mukta - freed from the blemish/stain of conceptualization

Past Passive Participle

Compound of 'saṅkalpa' (conceptualization), 'kalaṅka' (stain), and 'mukta' (freed). 'mukta' is P.P.P. from 'muc'.

Compound type : tatpuruṣa (saṅkalpa+kalaṅka+mukta)

• saṅkalpa – conceptualization, intention, resolve (saṅkalpa)
  noun (masculine)
  Derived from root 'kḷp' with prefix 'sam'
  Prefix: sam
  Root: kḷp (class 1)
• kalaṅka – stain, blemish, fault
  noun (masculine)
• mukta – freed, released, liberated
  adjective
  Past Passive Participle
  Past passive participle of the root 'muc' (to free, release).
  Root: muc (class 6)

Note: Agrees with 'cittam'.

चित्तम् (cittam) - mind, consciousness, thought

(noun)

Accusative, neuter, singular of citta

citta - mind, consciousness, thought, intellect

Past Passive Participle (originally from root 'cit')

Root: cit (class 1)

त्वम् (tvam) - you

(pronoun)

Nominative, singular of tvam

tvam - you

आत्मनि (ātmani) - within the self (ātman) (in the self, in the soul, in one's essence)

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, individual spirit, essence (ātman)

उपशान्त-कल्पः (upaśānta-kalpaḥ) - as if utterly peaceful (almost peaceful, as if tranquil, completely peaceful)

(adjective)

Nominative, masculine, singular of upaśānta-kalpa

upaśānta-kalpa - almost completely tranquil; having the nature of being very peaceful

Compound type : tatpuruṣa (upaśānta+kalpa)

• upaśānta – very peaceful, tranquil, calm, subsided
  adjective
  Past Passive Participle
  Past passive participle of root 'śam' with prefix 'upa'.
  Prefix: upa
  Root: śam (class 4)
• kalpa – like, similar to, almost, as if (as a suffix)
  suffix

Note: Agrees with 'tvam'.

स्पन्दे (spande) - even amidst activity (in movement, in vibration, in activity)

(noun)

Locative, masculine, singular of spanda

spanda - movement, vibration, throbbing, activity

Derived from root 'spand' (to vibrate, throb).

Root: spand (class 1)

अपि (api) - even, also, too

(indeclinable)

असंस्पन्दम् (asaṁspandam) - unmoving, motionless, without vibration

(adjective)

Accusative, neuter, singular of a-saṃspanda

a-saṁspanda - motionless, unmoving, still, without vibration

Compound type : nañ-tatpuruṣa (a+saṃspanda)

• a – not, non-, un- (negation prefix)
  prefix
• saṃspanda – movement, vibration
  noun (masculine)
  Derived from root 'spand' with prefix 'sam'.
  Prefix: sam
  Root: spand (class 1)

Note: Used adverbially to describe the manner of remaining.

इव (iva) - as if, like, similar to

(indeclinable)

इह (iha) - here, in this place, in this world

(indeclinable)

तिष्ठ (tiṣṭha) - remain, stand, be

(verb)

2nd person , singular, active, imperative (loṭ) of sthā

Root: sthā (class 1)

स्वस्थः (svasthaḥ) - healthy, self-abiding, at ease, content

(adjective)

Nominative, masculine, singular of svastha

svastha - healthy, well, at ease, self-abiding, firm in oneself

Compound type : tatpuruṣa (sva+stha)

• sva – one's own, self
  pronoun
• stha – standing, abiding, situated in
  adjective
  Derived from root 'sthā'.
  Root: sthā (class 1)

Note: Agrees with 'tvam' (implied subject).

सुखी (sukhī) - happy, joyous, comfortable

(adjective)

Nominative, masculine, singular of sukhin

sukhin - happy, joyous, comfortable, possessing happiness

Suffix -in indicating possession.

Note: Agrees with 'tvam' (implied subject).

राज्यम् (rājyam) - kingdom, dominion, realm

(noun)

Accusative, neuter, singular of rājya

rājya - kingdom, realm, dominion, sovereignty

इदम् (idam) - this

(pronoun)

Accusative, neuter, singular of idam

idam - this, this here

Note: Demonstrative pronoun, agreeing with 'rājyam'.

प्रशाधि (praśādhi) - govern, rule, administer, command

(verb)

2nd person , singular, active, imperative (loṭ) of pra-śās

Prefix: pra

Root: śās (class 2)