योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-115, verse-42

अन्यत्क्वचित्किंचिदिदं कदाचिन्न संभवत्येव सदप्यसच्च ।
इत्येव साधो दृढनिश्चयोऽन्तः स्थित्वा गताशङ्कविलासमास्स्व ॥ ४२ ॥

anyatkvacitkiṃcididaṃ kadācinna saṃbhavatyeva sadapyasacca ,
ityeva sādho dṛḍhaniścayo'ntaḥ sthitvā gatāśaṅkavilāsamāssva 42

42. anyat kvacit kiñcit idam kadācit
na saṃbhavati eva sat api asat
ca iti eva sādho dṛḍhaniścayaḥ
antaḥ sthitvā gatāśaṅkavilāsam āsva

42. anyat idam kiñcit sat api asat ca
kvacit kadācit na eva saṃbhavati
sādho iti eva dṛḍhaniścayaḥ
antaḥ sthitvā gatāśaṅkavilāsam āsva

42. Anything else, whether it is considered existent or non-existent, does not exist anywhere or at any time. Therefore, O virtuous one (sādhu), having established yourself internally with such firm conviction, abide free from all doubts and delusions.

Words meanings summery:

• अन्यत् (anyat) - other, anything else

• क्वचित् (kvacit) - somewhere, anywhere, in some place

• किञ्चित् (kiñcit) - anything, something

• इदम् (idam) - this

• कदाचित् (kadācit) - at any time, ever

• न (na) - not, no

• संभवति (saṁbhavati) - exists, is possible, happens

• एव (eva) - indeed, certainly, only

• सत् (sat) - existent, being

• अपि (api) - here: 'whether' (even, also, too)

• असत् (asat) - non-existent, unreal

• च (ca) - and

• इति (iti) - thus, in this way

• एव (eva) - indeed, only, certainly

• साधो (sādho) - O good one, O virtuous one

• दृढनिश्चयः (dṛḍhaniścayaḥ) - having firm resolve/conviction

• अन्तः (antaḥ) - within, internally

• स्थित्वा (sthitvā) - having stood, having remained, having established oneself

• गताशङ्कविलासम् (gatāśaṅkavilāsam) - free from doubt and delusion, having gone beyond doubt and play (of mind)

• आस्व (āsva) - dwell, remain, abide

Words meanings and morphology

अन्यत् (anyat) - other, anything else

(pronoun)

Nominative, neuter, singular of anya

anya - other, another, different, anything else

क्वचित् (kvacit) - somewhere, anywhere, in some place

(indeclinable)

किञ्चित् (kiñcit) - anything, something

(pronoun)

Nominative, neuter, singular of kiñcid

kiñcid - something, anything, a little, a certain (thing)

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this, this one, it

कदाचित् (kadācit) - at any time, ever

(indeclinable)

न (na) - not, no

(indeclinable)

संभवति (saṁbhavati) - exists, is possible, happens

(verb)

3rd person , singular, active, present (laṭ) of saṃbhū

From root bhū (to be, to become) with prefix sam-.

Prefix: sam

Root: bhū (class 1)

एव (eva) - indeed, certainly, only

(indeclinable)

सत् (sat) - existent, being

(verbal derivative)

अपि (api) - here: 'whether' (even, also, too)

(indeclinable)

असत् (asat) - non-existent, unreal

(verbal derivative)

Compound type : tatpuruṣa (na+sat)

• na – not, no
  indeclinable
• sat – being, existing, real
  verbal derivative (neuter)
  Present Active Participle
  From root as (to be).
  Root: as (class 2)

च (ca) - and

(indeclinable)

इति (iti) - thus, in this way

(indeclinable)

एव (eva) - indeed, only, certainly

(indeclinable)

साधो (sādho) - O good one, O virtuous one

(noun)

Vocative, masculine, singular of sādhu

sādhu - good, virtuous, righteous, holy man, sage

दृढनिश्चयः (dṛḍhaniścayaḥ) - having firm resolve/conviction

(adjective)

Nominative, masculine, singular of dṛḍhaniścaya

dṛḍhaniścaya - firm resolve, strong determination, fixed conviction

Compound type : tatpuruṣa (dṛḍha+niścaya)

• dṛḍha – firm, strong, steadfast
  adjective (masculine)
• niścaya – certainty, determination, conviction, resolve
  noun (masculine)
  Prefix: nis
  Root: ci (class 5)

अन्तः (antaḥ) - within, internally

(indeclinable)

स्थित्वा (sthitvā) - having stood, having remained, having established oneself

(verbal derivative)

गताशङ्कविलासम् (gatāśaṅkavilāsam) - free from doubt and delusion, having gone beyond doubt and play (of mind)

(adjective)

of gatāśaṅkavilāsa

gatāśaṅkavilāsa - free from doubt and mental play/delusion, having overcome fear and coquetry (figurative for mental agitation)

Compound type : bahuvrīhi (gata+āśaṅkā+vilāsa)

• gata – gone, departed, removed
  verbal derivative (masculine)
  Past Passive Participle
  From root gam (to go).
  Root: gam (class 1)
• āśaṅkā – doubt, apprehension, fear
  noun (feminine)
  Prefix: ā
  Root: śaṅk (class 1)
• vilāsa – play, sport, charm, delusion, mental agitation
  noun (masculine)
  Prefix: vi
  Root: las (class 1)

Note: Used adverbially to describe the state of abiding.

आस्व (āsva) - dwell, remain, abide

(verb)

2nd person , singular, middle, imperative (loṭ) of ās

Root: ās (class 2)