योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-38, verse-20

पार्श्वस्थस्वप्नमेघौघा यथा तव न काश्चन ।
सर्गप्रलयसंरम्भास्तथा खात्मान एव मे ॥ २० ॥

pārśvasthasvapnameghaughā yathā tava na kāścana ,
sargapralayasaṃrambhāstathā khātmāna eva me 20

20. pārśvastha svapnameghaughāḥ yathā tava na kāścana
sargapralayasaṃrambhāḥ tathā khātmānaḥ eva me

20. yathā pārśvastha svapnameghaughāḥ tava na kāścana,
tathā sargapralayasaṃrambhāḥ me khātmānaḥ eva.

20. Just as the masses of dream-like clouds situated nearby are nothing to you, similarly, the tumultuous processes of creation and dissolution are merely my own inner manifestations (ātman).

Words meanings summery:

• पार्श्वस्थ (pārśvastha) - situated at the side, nearby

• स्वप्नमेघौघाः (svapnameghaughāḥ) - masses of dream-clouds, dream-like collections of clouds

• यथा (yathā) - just as, as, like

• तव (tava) - your, to you

• न (na) - not, no, nor

• काश्चन (kāścana) - Here, it implies 'nothing at all' or 'not in any way' for you, the singular 'kāścana' might be a loose usage for 'anything'. (anything (feminine plural nominative/accusative); used idiomatically as 'nothing at all' with 'na')

• सर्गप्रलयसंरम्भाः (sargapralayasaṁrambhāḥ) - commotions/tumults of creation and dissolution

• तथा (tathā) - similarly, so too, in that way

• खात्मानः (khātmānaḥ) - inner selves, inherent selves, true selves (ātman), selves like space

• एव (eva) - only, just, indeed, merely

• मे (me) - my, to me

Words meanings and morphology

पार्श्वस्थ (pārśvastha) - situated at the side, nearby

(adjective)

Nominative, masculine, plural of pārśvastha

pārśvastha - standing at the side, situated nearby, adjacent

Compound type : upapada-tatpuruṣa (pārśva+stha)

• pārśva – side, flank, proximity
  noun (neuter)
• stha – standing, staying, situated (derived from root sthā)
  adjective (masculine)
  Root: sthā (class 1)

Note: Agrees with 'svapnameghaughāḥ'.

स्वप्नमेघौघाः (svapnameghaughāḥ) - masses of dream-clouds, dream-like collections of clouds

(noun)

Nominative, masculine, plural of svapnameghaugha

svapnameghaugha - masses of dream-clouds

Compound type : ṣaṣṭhī-tatpuruṣa (svapna+megha+ogha)

• svapna – dream, sleep
  noun (masculine)
  Root: svap (class 2)
• megha – cloud
  noun (masculine)
  Root: mih (class 1)
• ogha – flood, torrent, mass, multitude
  noun (masculine)

यथा (yathā) - just as, as, like

(indeclinable)

तव (tava) - your, to you

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you (pronoun)

न (na) - not, no, nor

(indeclinable)

काश्चन (kāścana) - Here, it implies 'nothing at all' or 'not in any way' for you, the singular 'kāścana' might be a loose usage for 'anything'. (anything (feminine plural nominative/accusative); used idiomatically as 'nothing at all' with 'na')

(pronoun)

Nominative, feminine, plural of kaścana

kaścana - some, any; (with na) no one, nothing

Indefinite pronoun formed by 'ka' (who, what) + 'cana' (indefinite particle). 'kāścana' is feminine plural form.

Note: Used idiomatically with 'na' to mean 'nothing whatsoever' or 'not in any way'.

सर्गप्रलयसंरम्भाः (sargapralayasaṁrambhāḥ) - commotions/tumults of creation and dissolution

(noun)

Nominative, masculine, plural of sargapralayasaṃrambha

sargapralayasaṁrambha - tumult of creation and dissolution

Compound type : dvandva (sarga+pralaya+saṃrambha)

• sarga – creation, emanation
  noun (masculine)
  Root: sṛj (class 6)
• pralaya – dissolution, destruction, re-absorption
  noun (masculine)
  Prefix: pra
  Root: lī (class 4)
• saṃrambha – commotion, agitation, tumult, fury, violent activity
  noun (masculine)
  Prefix: sam
  Root: rabh (class 1)

तथा (tathā) - similarly, so too, in that way

(indeclinable)

खात्मानः (khātmānaḥ) - inner selves, inherent selves, true selves (ātman), selves like space

(noun)

Nominative, masculine, plural of khātman

khātman - space-like self, inner self, true self

Compound type : karmadhāraya (kha+ātman)

• kha – space, ether, sky, void, Brahman
  noun (neuter)
• ātman – self, soul, spirit, ultimate reality (ātman)
  noun (masculine)
  Root: an (class 2)

एव (eva) - only, just, indeed, merely

(indeclinable)

मे (me) - my, to me

(pronoun)

Genitive, singular of asmad

asmad - I, me (pronoun)