योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-13, verse-9

अज्ञानं पुनरज्ञातं स्वप्नेष्वपि न तद्भवेत् ।
ज्ञानं सर्वास्ववस्थासु नित्यमेव प्रवर्तते ॥ ९ ॥

ajñānaṃ punarajñātaṃ svapneṣvapi na tadbhavet ,
jñānaṃ sarvāsvavasthāsu nityameva pravartate 9

9. ajñānam punaḥ ajñātam svapneṣu api na tat bhavet
jñānam sarvāsu avasthāsu nityam eva pravartate

9. punaḥ ajñānam ajñātam tat svapneṣu api na bhavet
jñānam tu sarvāsu avasthāsu nityam eva pravartate

9. Moreover, ignorance is something unknown; it would not exist even in dreams. But knowledge, in all states of being, indeed always persists.

Words meanings summery:

• अज्ञानम् (ajñānam) - ignorance (ignorance, nescience)

• पुनः (punaḥ) - moreover, but, further (again, moreover, but, on the other hand)

• अज्ञातम् (ajñātam) - unknown, not truly known or experienced (unknown, unnoticed)

• स्वप्नेषु (svapneṣu) - even in dreams (in dreams, among dreams)

• अपि (api) - even (also, even, indeed)

• न (na) - not (not, no)

• तत् (tat) - it (referring to ignorance) (that, it)

• भवेत् (bhavet) - would exist, might occur (may be, should be, would be)

• ज्ञानम् (jñānam) - knowledge (knowledge, wisdom)

• सर्वासु (sarvāsu) - in all (states) (in all)

• अवस्थासु (avasthāsu) - in all states of being (in states, in conditions, in circumstances)

• नित्यम् (nityam) - always, perpetually (always, constantly, eternally)

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

• प्रवर्तते (pravartate) - persists, operates, functions (proceeds, continues, operates, exists)

Words meanings and morphology

अज्ञानम् (ajñānam) - ignorance (ignorance, nescience)

(noun)

Nominative, neuter, singular of ajñāna

ajñāna - ignorance, nescience, want of knowledge

a- (not) + jñāna (knowledge)

Compound type : nañ-tatpuruṣa (a+jñāna)

• a – not, un-, without
  indeclinable
• jñāna – knowledge, wisdom
  noun (neuter)
  From √jñā (to know)
  Root: jñā (class 9)

Note: Subject of the first clause.

पुनः (punaḥ) - moreover, but, further (again, moreover, but, on the other hand)

(indeclinable)

Adverb.

Note: Used as a conjunction, 'moreover' or 'but'.

अज्ञातम् (ajñātam) - unknown, not truly known or experienced (unknown, unnoticed)

(adjective)

Nominative, neuter, singular of ajñāta

ajñāta - unknown, unnoticed, not recognized

Past Passive Participle

a- (not) + √jñā (to know) + kta suffix.

Compound type : nañ-tatpuruṣa (a+jñāta)

• a – not, un-, without
  indeclinable
• jñāta – known, understood
  adjective (neuter)
  Past Passive Participle
  From √jñā (to know) + kta suffix
  Root: jñā (class 9)

Note: Predicate adjective for ajñānam.

स्वप्नेषु (svapneṣu) - even in dreams (in dreams, among dreams)

(noun)

Locative, masculine, plural of svapna

svapna - sleep, dream, dream-state

From √svap (to sleep)

Root: svap (class 2)

अपि (api) - even (also, even, indeed)

(indeclinable)

न (na) - not (not, no)

(indeclinable)

Negative particle.

Note: Negates the verb bhavet.

तत् (tat) - it (referring to ignorance) (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it (demonstrative pronoun)

Pronominal stem.

Note: Subject of bhavet.

भवेत् (bhavet) - would exist, might occur (may be, should be, would be)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative active

√bhū (to be), optative 3rd person singular active

Root: bhū (class 1)

ज्ञानम् (jñānam) - knowledge (knowledge, wisdom)

(noun)

Nominative, neuter, singular of jñāna

jñāna - knowledge, wisdom, understanding, discernment

From √jñā (to know)

Root: jñā (class 9)

सर्वासु (sarvāsu) - in all (states) (in all)

(adjective)

Locative, feminine, plural of sarva

sarva - all, every, whole, complete

Pronominal adjective.

अवस्थासु (avasthāsu) - in all states of being (in states, in conditions, in circumstances)

(noun)

Locative, feminine, plural of avasthā

avasthā - state, condition, situation, stage, period

ava-√sthā (to stand down, to stay)

Prefix: ava

Root: sthā (class 1)

नित्यम् (nityam) - always, perpetually (always, constantly, eternally)

(indeclinable)

Accusative singular neuter of nitya used adverbially.

Note: Modifies pravartate.

एव (eva) - indeed, certainly (indeed, only, just)

(indeclinable)

Emphatic particle.

प्रवर्तते (pravartate) - persists, operates, functions (proceeds, continues, operates, exists)

(verb)

3rd person , singular, middle, present (laṭ) of vṛt

Present middle

pra-√vṛt (to turn forth, proceed), present 3rd person singular middle

Prefix: pra

Root: vṛt (class 1)