योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-172, verse-9

स्मृतिश्च संभवत्येव न कदाचन काचन ।
एषा लौकिकबुद्ध्या या सा सद्बुद्ध्या न विद्यते ॥ ९ ॥

smṛtiśca saṃbhavatyeva na kadācana kācana ,
eṣā laukikabuddhyā yā sā sadbuddhyā na vidyate 9

9. smṛtiḥ ca saṃbhavati eva na kadācana kācana
eṣā laukikabuddhyā yā sā sadbuddhyā na vidyate

9. kācana smṛtiḥ ca na kadācana eva saṃbhavati eṣā yā laukikabuddhyā (bhāti),
sā sadbuddhyā na vidyate

9. No memory (smṛti) of any kind ever truly occurs. That which is perceived by ordinary worldly understanding (buddhi) does not exist from the perspective of true understanding.

Words meanings summery:

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

• च (ca) - and, also

• संभवति (saṁbhavati) - arises, occurs, is possible

• एव (eva) - indeed, only, just

• न (na) - not, no

• कदाचन (kadācana) - at any time, ever

• काचन (kācana) - any, whatsoever (feminine)

• एषा (eṣā) - this, she

• लौकिकबुद्ध्या (laukikabuddhyā) - by ordinary worldly understanding (buddhi) (by worldly understanding)

• या (yā) - which, who (feminine)

• सा (sā) - she, that (feminine)

• सद्बुद्ध्या (sadbuddhyā) - by true understanding (by true understanding, by pure intellect)

• न (na) - not, no

• विद्यते (vidyate) - exists, is found, is known

Words meanings and morphology

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

(noun)

Nominative, feminine, singular of smṛti

smṛti - memory, recollection, tradition, a class of sacred texts

from root smṛ (to remember)

Root: smṛ (class 1)

च (ca) - and, also

(indeclinable)

संभवति (saṁbhavati) - arises, occurs, is possible

(verb)

3rd person , singular, active, present (laṭ) of sam-bhū

Root bhū with prefix sam-

Prefix: sam

Root: bhū (class 1)

एव (eva) - indeed, only, just

(indeclinable)

न (na) - not, no

(indeclinable)

कदाचन (kadācana) - at any time, ever

(indeclinable)

काचन (kācana) - any, whatsoever (feminine)

(pronoun)

Nominative, feminine, singular of kācana

kācana - any, some, whatsoever

एषा (eṣā) - this, she

(pronoun)

Nominative, feminine, singular of etas

etas - this, that

लौकिकबुद्ध्या (laukikabuddhyā) - by ordinary worldly understanding (buddhi) (by worldly understanding)

(noun)

Instrumental, feminine, singular of laukikabuddhi

laukikabuddhi - worldly intellect, ordinary understanding

Compound type : tatpurusha (laukika+buddhi)

• laukika – worldly, mundane, conventional
  adjective (masculine)
  derived from loka (world)
• buddhi – intellect, understanding, discernment, reason
  noun (feminine)
  from root budh (to know)
  Root: budh (class 1)

या (yā) - which, who (feminine)

(pronoun)

Nominative, feminine, singular of yad

yad - which, what, who

सा (sā) - she, that (feminine)

(pronoun)

Nominative, feminine, singular of tad

tad - that, he, she, it

सद्बुद्ध्या (sadbuddhyā) - by true understanding (by true understanding, by pure intellect)

(noun)

Instrumental, feminine, singular of sadbuddhi

sadbuddhi - true intellect, right understanding, pure reason

Compound type : karma-dhāraya (sat+buddhi)

• sat – being, existing, true, good, real
  adjective (neuter)
  Present Active Participle
  Derived from root as (to be)
  Root: as (class 2)
• buddhi – intellect, understanding, discernment, reason
  noun (feminine)
  from root budh (to know)
  Root: budh (class 1)

न (na) - not, no

(indeclinable)

विद्यते (vidyate) - exists, is found, is known

(verb)

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

root verb, class 4 (ātmanepada) or class 2 (parasymapada)

Root: vid (class 4)