योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-51, verse-38

यदवस्त्विति विज्ञातं तत्रोपादेयता कुतः ।
केन स्वप्नं परिज्ञाय स्वप्नहेमाभिगम्यते ॥ ३८ ॥

yadavastviti vijñātaṃ tatropādeyatā kutaḥ ,
kena svapnaṃ parijñāya svapnahemābhigamyate 38

38. yat avastu iti vijñātam tatra upādeyātā kutaḥ
kena svapnam parijñāya svapna-hema abhigamyate

38. yat avastu iti vijñātam,
tatra upādeyātā kutaḥ? kena svapnam parijñāya svapna-hema abhigamyate?

38. How can something that is known to be unreal have any value? Who, having recognized a dream, would then pursue dream-gold?

Words meanings summery:

• यत् (yat) - that which, what

• अवस्तु (avastu) - unreal, non-existent, substance-less

• इति (iti) - thus, so, indicating direct speech or defining something

• विज्ञातम् (vijñātam) - known, understood, recognized

• तत्र (tatra) - there, in that, in that case

• उपादेयाता (upādeyātā) - desirability, usefulness, acceptability, worth

• कुतः (kutaḥ) - from where, why, how

• केन (kena) - by whom, by what

• स्वप्नम् (svapnam) - dream

• परिज्ञाय (parijñāya) - having known, having recognized, having understood

• स्वप्न-हेम (svapna-hema) - dream-gold

• अभिगम्यते (abhigamyate) - is approached, is sought, is pursued

Words meanings and morphology

यत् (yat) - that which, what

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that

अवस्तु (avastu) - unreal, non-existent, substance-less

(noun)

Nominative, neuter, singular of avastu

avastu - unreal, non-existent, substance-less

Compound type : nañ-tatpuruṣa (a+vastu)

• a – not, non-, un-
  indeclinable
• vastu – thing, object, substance, reality
  noun (neuter)

इति (iti) - thus, so, indicating direct speech or defining something

(indeclinable)

विज्ञातम् (vijñātam) - known, understood, recognized

(adjective)

Nominative, neuter, singular of vijñāta

vijñāta - known, understood, recognized

Past Passive Participle

From root jñā with prefix vi-

Prefix: vi

Root: jñā (class 9)

तत्र (tatra) - there, in that, in that case

(indeclinable)

उपादेयाता (upādeyātā) - desirability, usefulness, acceptability, worth

(noun)

Nominative, feminine, singular of upādeyātā

upādeyātā - desirability, usefulness, acceptability, value

कुतः (kutaḥ) - from where, why, how

(indeclinable)

केन (kena) - by whom, by what

(pronoun)

Instrumental, masculine, singular of kim

kim - who, what, which

स्वप्नम् (svapnam) - dream

(noun)

Accusative, masculine, singular of svapna

svapna - sleep, dream

Root: svap (class 2)

परिज्ञाय (parijñāya) - having known, having recognized, having understood

(indeclinable)

Absolutive (Gerund)

From root jñā with prefix pari-, forming an absolutive

Prefix: pari

Root: jñā (class 9)

स्वप्न-हेम (svapna-hema) - dream-gold

(noun)

Accusative, neuter, singular of svapna-heman

svapna-heman - dream-gold

Compound type : karmadhāraya (svapna+heman)

• svapna – dream
  noun (masculine)
  Root: svap (class 2)
• heman – gold
  noun (neuter)

अभिगम्यते (abhigamyate) - is approached, is sought, is pursued

(verb)

3rd person , singular, passive, present indicative (laṭ) of abhigam

Passive form of root gam with prefix abhi-

Prefix: abhi

Root: gam (class 1)