योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-12, verse-19

यस्योज्ज्वलति तीक्ष्णाग्रा पूर्वापरविचारिणी ।
प्रज्ञादीपशिखा जातु जाड्यान्ध्यं तं न बाधते ॥ १९ ॥

yasyojjvalati tīkṣṇāgrā pūrvāparavicāriṇī ,
prajñādīpaśikhā jātu jāḍyāndhyaṃ taṃ na bādhate 19

19. yasya ujjvalati tīkṣṇāgrā pūrva-apara-vicāriṇī |
prajñā-dīpa-śikhā jātu jāḍya-andhyam tam na bādhate

19. yasya tīkṣṇāgrā pūrva-apara-vicāriṇī prajñā-dīpa-śikhā ujjvalati,
tam jāḍya-andhyam jātu na bādhate

19. The blindness of dullness (jāḍya) never troubles the person whose sharp-pointed flame of the lamp of wisdom (prajñā), discerning both what has come before and what is to come, shines brightly.

Words meanings summery:

• यस्य (yasya) - whose (whose, of whom)

• उज्ज्वलति (ujjvalati) - shines brightly (shines brightly, blazes, glows)

• तीक्ष्णाग्रा (tīkṣṇāgrā) - sharp-pointed (sharp-pointed, sharp-edged)

• पूर्व-अपर-विचारिणी (pūrva-apara-vicāriṇī) - discerning both what has come before and what is to come (discerning what is before and after, considering past and future)

• प्रज्ञा-दीप-शिखा (prajñā-dīpa-śikhā) - flame of the lamp of wisdom (prajñā) (flame of the lamp of wisdom)

• जातु (jātu) - never (in conjunction with na) (ever, at any time, indeed)

• जाड्य-अन्ध्यम् (jāḍya-andhyam) - the blindness of dullness (jāḍya) (blindness of dullness, dull blindness)

• तम् (tam) - him (the person) (him, that)

• न (na) - not (not, no)

• बाधते (bādhate) - troubles (afflicts, troubles, obstructs, oppresses)

Words meanings and morphology

यस्य (yasya) - whose (whose, of whom)

(pronoun)

Genitive, masculine, singular of yad

yad - which, who, what (relative pronoun)

उज्ज्वलति (ujjvalati) - shines brightly (shines brightly, blazes, glows)

(verb)

3rd person , singular, active, present (laṭ) of ujjval

Root `jval` with upasarga `ud`.

Prefix: ud

Root: jval (class 1)

तीक्ष्णाग्रा (tīkṣṇāgrā) - sharp-pointed (sharp-pointed, sharp-edged)

(adjective)

Nominative, feminine, singular of tīkṣṇāgra

tīkṣṇāgra - sharp-pointed, having a sharp edge

Compound type : bahuvrihi (tīkṣṇa+agra)

• tīkṣṇa – sharp, keen, pungent, severe
  adjective (masculine)
• agra – tip, point, front, summit
  noun (neuter)

Note: Refers to prajñādīpaśikhā.

पूर्व-अपर-विचारिणी (pūrva-apara-vicāriṇī) - discerning both what has come before and what is to come (discerning what is before and after, considering past and future)

(adjective)

Nominative, feminine, singular of pūrvāparavicāriṇī

pūrvāparavicāriṇī - one who considers or discerns prior and posterior, past and future

Compound type : tatpurusha (pūrva+apara+vicāriṇī)

• pūrva – former, prior, eastern, earlier
  adjective (masculine)
• apara – latter, posterior, western, other
  adjective (masculine)
• vicāriṇī – one who discerns, reflects, considers (feminine)
  noun (feminine)
  agent noun
  Derived from root `car` with `vi` and `ā` prefixes, and `ṇin` suffix.
  Prefixes: vi+ā
  Root: car (class 1)

Note: Refers to prajñādīpaśikhā.

प्रज्ञा-दीप-शिखा (prajñā-dīpa-śikhā) - flame of the lamp of wisdom (prajñā) (flame of the lamp of wisdom)

(noun)

Nominative, feminine, singular of prajñādīpaśikhā

prajñādīpaśikhā - flame of the lamp of wisdom

Compound type : tatpurusha (prajñā+dīpa+śikhā)

• prajñā – wisdom, insight, intelligence, discernment
  noun (feminine)
  Prefix: pra
  Root: jñā (class 9)
• dīpa – lamp, light, lantern
  noun (masculine)
  Root: dīp (class 4)
• śikhā – flame, crest, tuft, peak
  noun (feminine)

जातु (jātu) - never (in conjunction with na) (ever, at any time, indeed)

(indeclinable)

जाड्य-अन्ध्यम् (jāḍya-andhyam) - the blindness of dullness (jāḍya) (blindness of dullness, dull blindness)

(noun)

Nominative, neuter, singular of jāḍyāndhya

jāḍyāndhya - blindness of dullness, mental blindness

Compound type : tatpurusha (jāḍya+andhya)

• jāḍya – dullness, stupidity, inertia, coldness
  noun (neuter)
  Root: jaḍa
• andhya – blindness, obscurity
  noun (neuter)

तम् (tam) - him (the person) (him, that)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it (demonstrative pronoun)

Note: Refers to the person whose lamp of wisdom shines.

न (na) - not (not, no)

(indeclinable)

बाधते (bādhate) - troubles (afflicts, troubles, obstructs, oppresses)

(verb)

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

Root: bādh (class 1)