योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-127, verse-64

पूर्वापरविचारार्हा कथं नष्टा तव स्मृतिः ।
तयैव ज्ञायते सर्वं करामलकवत्स्वयम् ॥ ६४ ॥

pūrvāparavicārārhā kathaṃ naṣṭā tava smṛtiḥ ,
tayaiva jñāyate sarvaṃ karāmalakavatsvayam 64

64. pūrvāparavicārārhā katham naṣṭā tava smṛtiḥ
tayā eva jñāyate sarvam karāmalakavat svayam

64. katham tava pūrvāparavicārārhā smṛtiḥ naṣṭā
tayā eva sarvam karāmalakavat svayam jñāyate

64. How is your memory, which is capable of discerning cause and effect, lost? Through that very memory, everything becomes known clearly, as if it were an amalaka fruit held in one's hand.

Words meanings summery:

• पूर्वापरविचारार्हा (pūrvāparavicārārhā) - capable of discerning cause and effect (worthy of considering past and future, capable of discerning cause and effect)

• कथम् (katham) - how (how, why)

• नष्टा (naṣṭā) - lost (lost, destroyed, vanished)

• तव (tava) - your (referring to Bharadvāja's) (your, to you)

• स्मृतिः (smṛtiḥ) - memory (memory, recollection, tradition)

• तया (tayā) - by that very (memory) (by that, through that)

• एव (eva) - very (emphasizing 'tayā') (only, just, indeed, very)

• ज्ञायते (jñāyate) - is known (is known, is understood)

• सर्वम् (sarvam) - everything (all, everything)

• करामलकवत् (karāmalakavat) - clearly, as if it were an amalaka fruit held in one's hand (like an amalaka fruit in the hand, clearly)

• स्वयम् (svayam) - by itself, automatically (by oneself, spontaneously, naturally)

Words meanings and morphology

पूर्वापरविचारार्हा (pūrvāparavicārārhā) - capable of discerning cause and effect (worthy of considering past and future, capable of discerning cause and effect)

(adjective)

Nominative, feminine, singular of pūrvāparavicārārha

pūrvāparavicārārha - fit for considering prior and subsequent, worthy of reflecting on cause and effect

Compound type : tatpuruṣa (pūrva+apara+vicāra+arha)

• pūrva – former, prior, eastern, cause
  adjective (masculine)
• apara – latter, subsequent, western, effect
  adjective (masculine)
• vicāra – consideration, reflection, deliberation, judgment
  noun (masculine)
  action noun
  derived from root car with prefix vi
  Prefix: vi
  Root: car (class 1)
• arha – worthy, deserving, fit, capable
  adjective (masculine)
  Root: arh (class 1)

Note: Agrees with smṛtiḥ.

कथम् (katham) - how (how, why)

(indeclinable)

नष्टा (naṣṭā) - lost (lost, destroyed, vanished)

(adjective)

Nominative, feminine, singular of naṣṭa

naṣṭa - lost, destroyed, perished, vanished

Past Passive Participle

from root naś (to perish, be lost)

Root: naś (class 4)

Note: Agrees with smṛtiḥ.

तव (tava) - your (referring to Bharadvāja's) (your, to you)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

स्मृतिः (smṛtiḥ) - memory (memory, recollection, tradition)

(noun)

Nominative, feminine, singular of smṛti

smṛti - memory, recollection, tradition, legal text

action noun

derived from root smṛ (to remember)

Root: smṛ (class 1)

Note: Subject of the first sentence.

तया (tayā) - by that very (memory) (by that, through that)

(pronoun)

Instrumental, feminine, singular of tad

tad - that, he, she, it

Note: Refers back to smṛtiḥ.

एव (eva) - very (emphasizing 'tayā') (only, just, indeed, very)

(indeclinable)

Note: Emphatic particle.

ज्ञायते (jñāyate) - is known (is known, is understood)

(verb)

3rd person , singular, passive, present (laṭ) of jñā

present passive

present 3rd person singular passive of root jñā (class 9)

Root: jñā (class 9)

सर्वम् (sarvam) - everything (all, everything)

(pronoun)

Nominative, neuter, singular of sarva

sarva - all, every, whole

Note: Subject of the passive verb 'jñāyate'.

करामलकवत् (karāmalakavat) - clearly, as if it were an amalaka fruit held in one's hand (like an amalaka fruit in the hand, clearly)

(indeclinable)

suffix -vat 'like'

Compound type : tatpuruṣa (kara+āmalaka)

• kara – hand, ray, tax
  noun (masculine)
• āmalaka – the emblic myrobalan (fruit of Phyllanthus emblica), a small, round, smooth fruit
  noun (neuter)

स्वयम् (svayam) - by itself, automatically (by oneself, spontaneously, naturally)

(indeclinable)