योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-33, verse-41

वातस्पन्दाविवाभिन्नौ ब्रह्मसर्गौ विभिन्नता ।
तयोस्त्वसत्या स्वभ्रान्तौ स्वप्ने स्वमरणोपमा ॥ ४१ ॥

vātaspandāvivābhinnau brahmasargau vibhinnatā ,
tayostvasatyā svabhrāntau svapne svamaraṇopamā 41

41. vātaspañdau iva abhinnau brahmasargau vibhinnatā |
tayoḥ tu asatyā svabhrāntau svapne svamaraṇopamā ||

41. brahmasargau vātaspandau iva abhinnau tayoḥ tu
vibhinnatā asatyā svabhrāntau svapne svamaraṇopamā

41. The ultimate reality (brahman) and its creation (sarga) are non-different, just like wind pulsations. However, any perceived difference between them is unreal, stemming from one's own delusion, similar to experiencing one's own death in a dream.

Words meanings summery:

• वातस्पञ्दौ (vātaspañdau) - wind pulsations, movements of wind

• इव (iva) - like, as, as if

• अभिन्नौ (abhinnau) - non-different, inseparable

• ब्रह्मसर्गौ (brahmasargau) - Brahman and creation, the creation of Brahman

• विभिन्नता (vibhinnatā) - difference, distinctness, separation

• तयोः (tayoḥ) - of the two (Brahman and creation) (of the two)

• तु (tu) - but, on the other hand, however

• असत्या (asatyā) - unreal, false, untrue

• स्वभ्रान्तौ (svabhrāntau) - in one's own delusion, due to one's own delusion

• स्वप्ने (svapne) - in a dream, in sleep

• स्वमरणोपमा (svamaraṇopamā) - comparable to one's own death, like one's own death

Words meanings and morphology

वातस्पञ्दौ (vātaspañdau) - wind pulsations, movements of wind

(noun)

Nominative, masculine, dual of vātaspanda

vātaspanda - wind pulsation, movement of wind

Compound type : tatpurusha (vāta+spanda)

• vāta – wind, air
  noun (masculine)
• spanda – vibration, pulsation, movement
  noun (masculine)

इव (iva) - like, as, as if

(indeclinable)

अभिन्नौ (abhinnau) - non-different, inseparable

(adjective)

Nominative, masculine, dual of abhinna

abhinna - non-different, inseparable, identical, undivided

Compound type : nañ-tatpurusha (a+bhinna)

• a – not, non- (negation prefix)
  indeclinable
• bhinna – divided, broken, separated (past passive participle)
  adjective (masculine)
  Past Passive Participle
  From root 'bhid' (to split, break).
  Root: bhid (class 7)

ब्रह्मसर्गौ (brahmasargau) - Brahman and creation, the creation of Brahman

(noun)

Nominative, masculine, dual of brahmasarga

brahmasarga - Brahman and creation (as a pair), the creation of Brahman

Compound type : dvandva (brahman+sarga)

• brahman – the Absolute, ultimate reality (brahman), sacred word
  noun (neuter)
• sarga – creation, emanation, chapter
  noun (masculine)
  Root: sṛj (class 6)

विभिन्नता (vibhinnatā) - difference, distinctness, separation

(noun)

Nominative, feminine, singular of vibhinnatā

vibhinnatā - difference, distinctness, separation

तयोः (tayoḥ) - of the two (Brahman and creation) (of the two)

(pronoun)

Genitive, masculine, dual of tad

tad - that, those, he, she, it

तु (tu) - but, on the other hand, however

(indeclinable)

असत्या (asatyā) - unreal, false, untrue

(adjective)

Nominative, feminine, singular of asatyā

asatyā - unreal, false, untrue

Compound type : nañ-tatpurusha (a+satyā)

• a – not, non- (negation prefix)
  indeclinable
• satyā – true, real, existent (feminine)
  adjective (feminine)

Note: Agrees with 'vibhinnatā'.

स्वभ्रान्तौ (svabhrāntau) - in one's own delusion, due to one's own delusion

(noun)

Locative, feminine, singular of svabhrānti

svabhrānti - one's own delusion, personal error/mistake

Compound type : tatpurusha (sva+bhrānti)

• sva – one's own, self
  pronoun (masculine)
• bhrānti – delusion, error, confusion
  noun (feminine)

स्वप्ने (svapne) - in a dream, in sleep

(noun)

Locative, masculine, singular of svapna

svapna - dream, sleep

Root: svap (class 2)

स्वमरणोपमा (svamaraṇopamā) - comparable to one's own death, like one's own death

(noun)

Nominative, feminine, singular of svamaraṇopamā

svamaraṇopamā - likeness to one's own death, comparable to one's own death

Compound type : tatpurusha (sva+maraṇa+upamā)

• sva – one's own, self
  pronoun (masculine)
• maraṇa – death, dying
  noun (neuter)
  Root: mṛ (class 6)
• upamā – comparison, likeness, simile
  noun (feminine)
  Prefix: upa