योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-75, verse-63

कल्पान्तः स्मारयन्मूर्खानगादस्मरणीयताम् ।
तापोपतापपरमाः परमारणतत्पराः ।
वह्नयोऽपह्नवं चक्रुर्जगतामसतामिव ॥ ६३ ॥

kalpāntaḥ smārayanmūrkhānagādasmaraṇīyatām ,
tāpopatāpaparamāḥ paramāraṇatatparāḥ ,
vahnayo'pahnavaṃ cakrurjagatāmasatāmiva 63

63. kalpāntaḥ smārayan mūrkhān agāt
asmaraṇīyatām tāpopatāpaparamāḥ
paramāraṇatatparāḥ vahnayaḥ
apahnavaṃ cakruḥ jagatām asatām iva

63. kalpāntaḥ mūrkhān smārayan asmaraṇīyatām agāt.
tāpopatāpaparamāḥ paramāraṇatatparāḥ vahnayaḥ asatām iva jagatām apahnavaṃ cakruḥ.

63. The cosmic dissolution (kalpānta), while reminding the foolish, itself attained the state of being forgotten (asmaraṇīyatā). The fires, intensely oppressive with heat and torment, and entirely focused on ultimate annihilation, caused the destruction of the worlds, just as the wicked bring about ruin.

Words meanings summery:

• कल्पान्तः (kalpāntaḥ) - the end of a cosmic cycle

• स्मारयन् (smārayan) - causing to remember, reminding

• मूर्खान् (mūrkhān) - the foolish ones, the ignorant

• अगात् (agāt) - it went, it attained

• अस्मरणीयताम् (asmaraṇīyatām) - to the state of being forgotten, forgettability

• तापोपतापपरमाः (tāpopatāpaparamāḥ) - extremely oppressive with heat and torment

• परमारणतत्पराः (paramāraṇatatparāḥ) - intent on ultimate destruction/killing

• वह्नयः (vahnayaḥ) - fires

• अपह्नवं (apahnavaṁ) - disappearance, destruction, concealment

• चक्रुः (cakruḥ) - they made, they did, they accomplished

• जगताम् (jagatām) - of the worlds, of beings

• असताम् (asatām) - of the wicked, of the non-existent

• इव (iva) - as if, like

Words meanings and morphology

कल्पान्तः (kalpāntaḥ) - the end of a cosmic cycle

(noun)

Nominative, masculine, singular of kalpānta

kalpānta - the end of an eon or kalpa

Compound type : tatpuruṣa (kalpa+anta)

• kalpa – eon, cosmic cycle
  noun (masculine)
• anta – end, conclusion
  noun (masculine)

स्मारयन् (smārayan) - causing to remember, reminding

(verbal derivative)

मूर्खान् (mūrkhān) - the foolish ones, the ignorant

(noun)

Accusative, masculine, plural of mūrkha

mūrkha - foolish, stupid, ignorant person

अगात् (agāt) - it went, it attained

(verb)

3rd person , singular, active, aorist (luṅ) of gam

Root: gam (class 1)

अस्मरणीयताम् (asmaraṇīyatām) - to the state of being forgotten, forgettability

(noun)

Accusative, feminine, singular of asmaraṇīyatā

asmaraṇīyatā - forgettability, the state of being forgotten

derived from asmaraṇīya (unmemorable) + tā (suffix forming abstract noun)

तापोपतापपरमाः (tāpopatāpaparamāḥ) - extremely oppressive with heat and torment

(adjective)

Nominative, masculine, plural of tāpopatāpaparamā

tāpopatāpaparamā - having extreme heat and affliction/torment

Compound type : bahuvrihi (tāpa+upatāpa+parama)

• tāpa – heat, suffering, torment
  noun (masculine)
• upatāpa – affliction, distress, secondary heat
  noun (masculine)
• parama – supreme, ultimate, extreme
  adjective (masculine)

परमारणतत्पराः (paramāraṇatatparāḥ) - intent on ultimate destruction/killing

(adjective)

Nominative, masculine, plural of paramāraṇatatpara

paramāraṇatatpara - intent on supreme killing or destruction

Compound type : tatpuruṣa (parama+āraṇa+tatpara)

• parama – supreme, ultimate
  adjective (masculine)
• āraṇa – killing, destruction
  noun (neuter)
• tatpara – intent on, devoted to, engaged in
  adjective (masculine)

वह्नयः (vahnayaḥ) - fires

(noun)

Nominative, masculine, plural of vahni

vahni - fire, Agni

अपह्नवं (apahnavaṁ) - disappearance, destruction, concealment

(noun)

Accusative, masculine, singular of apahnava

apahnava - concealment, denial, disappearance, destruction

चक्रुः (cakruḥ) - they made, they did, they accomplished

(verb)

3rd person , plural, active, perfect (lit) of kṛ

Root: kṛ (class 8)

जगताम् (jagatām) - of the worlds, of beings

(noun)

Genitive, neuter, plural of jagat

jagat - world, universe, moving, living being

असताम् (asatām) - of the wicked, of the non-existent

(adjective)

Genitive, masculine, plural of asat

asat - non-existent, unreal, wicked, bad

Compound type : nañ-tatpuruṣa (a+sat)

• a – not, non-
  indeclinable
  negative prefix
• sat – existing, real, good
  verbal derivative (masculine)
  Present Active Participle
  present active participle of root as (class 2)
  Root: as (class 2)

इव (iva) - as if, like

(indeclinable)