योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-172, verse-29

तद्वत्स्मृतिपदार्थस्य किं भ्रमस्य विचार्यते ।
दृश्यस्यासंभवाज्ज्ञस्य स्मृतिर्नास्त्वेव तत्त्वतः ॥ २९ ॥

tadvatsmṛtipadārthasya kiṃ bhramasya vicāryate ,
dṛśyasyāsaṃbhavājjñasya smṛtirnāstveva tattvataḥ 29

29. tadvat smṛtipadārthasya kiṃ bhramasya vicāryate
dṛśyasya asaṃbhavāt jñasya smṛtiḥ na astu eva tattvataḥ

29. tadvat bhramasya smṛtipadārthasya kiṃ vicāryate? dṛśyasya asaṃbhavāt,
jñasya smṛtiḥ tattvataḥ na astu eva

29. Similarly, why is the object of memory (smṛti), which is an illusion, deliberated upon? Due to the non-existence of the perceivable world, memory (smṛti) does not truly exist for the knower (jña).

Words meanings summery:

• तद्वत् (tadvat) - similarly, in that manner, like that

• स्मृतिपदार्थस्य (smṛtipadārthasya) - of the object of memory, of the memorial concept

• किं (kiṁ) - what, why, how

• भ्रमस्य (bhramasya) - of illusion, of error, of delusion

• विचार्यते (vicāryate) - is deliberated, is considered, is investigated

• दृश्यस्य (dṛśyasya) - of the visible, of the perceivable world

• असंभवात् (asaṁbhavāt) - due to the impossibility, from the non-existence

• ज्ञस्य (jñasya) - for the knower, of the wise person

• स्मृतिः (smṛtiḥ) - memory, recollection

• न (na) - not, no

• अस्तु (astu) - does not exist (in the negative phrase 'na astu') (let it be, may it be)

• एव (eva) - indeed, only, just

• तत्त्वतः (tattvataḥ) - in reality, essentially, truly

Words meanings and morphology

तद्वत् (tadvat) - similarly, in that manner, like that

(indeclinable)

स्मृतिपदार्थस्य (smṛtipadārthasya) - of the object of memory, of the memorial concept

(noun)

Genitive, masculine, singular of smṛtipadārtha

smṛtipadārtha - object of memory, a concept formed by memory

Compound type : Tatpurusha (smṛti+padārtha)

• smṛti – memory, recollection
  noun (feminine)
  Root: smṛ (class 1)
• padārtha – object, category, thing, substance
  noun (masculine)

किं (kiṁ) - what, why, how

(indeclinable)

भ्रमस्य (bhramasya) - of illusion, of error, of delusion

(noun)

Genitive, masculine, singular of bhrama

bhrama - illusion, error, delusion, wandering

Root: bhram (class 1)

विचार्यते (vicāryate) - is deliberated, is considered, is investigated

(verb)

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

Prefix: vi

Root: car (class 1)

दृश्यस्य (dṛśyasya) - of the visible, of the perceivable world

(noun)

Genitive, neuter, singular of dṛśya

dṛśya - visible, perceivable, object of sight, the phenomenal world

Gerundive (kṛtya)

Root: dṛś (class 1)

असंभवात् (asaṁbhavāt) - due to the impossibility, from the non-existence

(noun)

Ablative, masculine, singular of asaṃbhava

asaṁbhava - impossibility, non-existence, unreality

Compound type : Nañ-tatpurusha (a+saṃbhava)

• a – not, non-
  indeclinable
• saṃbhava – possibility, origin, existence
  noun (masculine)
  Prefix: sam
  Root: bhū (class 1)

ज्ञस्य (jñasya) - for the knower, of the wise person

(noun)

Genitive, masculine, singular of jña

jña - knower, wise, intelligent, conscious

Root: jñā (class 9)

स्मृतिः (smṛtiḥ) - memory, recollection

(noun)

Nominative, feminine, singular of smṛti

smṛti - memory, recollection, tradition, dharma text

Root: smṛ (class 1)

न (na) - not, no

(indeclinable)

अस्तु (astu) - does not exist (in the negative phrase 'na astu') (let it be, may it be)

(verb)

3rd person , singular, active, imperative (loṭ) of as

Root: as (class 2)

एव (eva) - indeed, only, just

(indeclinable)

तत्त्वतः (tattvataḥ) - in reality, essentially, truly

(indeclinable)

Formed by adding the suffix `tas` to `tattva` (reality).