योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-12, verse-9

परं प्राप्य विलीयन्ते सर्वा मननवृत्तयः ।
कल्पान्तार्कगणासङ्गात्कुलशैलशिला इव ॥ ९ ॥

paraṃ prāpya vilīyante sarvā mananavṛttayaḥ ,
kalpāntārkagaṇāsaṅgātkulaśailaśilā iva 9

9. param prāpya vilīyante sarvāḥ mananavṛttayaḥ
kalpāntārkagaṇāsaṅgāt kulaśailaśilāḥ iva

9. param prāpya sarvāḥ mananavṛttayaḥ,
kalpāntārkagaṇāsaṅgāt kulaśailaśilāḥ iva vilīyante

9. Upon attaining the Supreme, all mental modifications (mananavṛtti) dissolve, just as the rocks of the principal mountains disintegrate from the contact with multitudes of suns at the end of a cosmic cycle (kalpa).

Words meanings summery:

• परम् (param) - the Supreme (reality) (supreme, ultimate, excellent, highest)

• प्राप्य (prāpya) - having attained (having reached, having obtained)

• विलीयन्ते (vilīyante) - dissolve (they dissolve, they merge, they disappear)

• सर्वाः (sarvāḥ) - all (all, every, whole)

• मननवृत्तयः (mananavṛttayaḥ) - mental modifications (mental modifications, thought-processes, modes of thinking)

• कल्पान्तार्कगणासङ्गात् (kalpāntārkagaṇāsaṅgāt) - from the contact with multitudes of suns at the end of a cosmic cycle (kalpa) (from the conjunction/contact with the multitude of suns at the end of a kalpa)

• कुलशैलशिलाः (kulaśailaśilāḥ) - rocks of the principal mountains (rocks of the family mountains, rocks of the principal mountains)

• इव (iva) - just as (like, as, as if)

Words meanings and morphology

परम् (param) - the Supreme (reality) (supreme, ultimate, excellent, highest)

(adjective)

Accusative, neuter, singular of para

para - other, supreme, highest

प्राप्य (prāpya) - having attained (having reached, having obtained)

(indeclinable)

absolutive

from pra-āp 'to obtain'

Prefix: pra

Root: āp (class 5)

विलीयन्ते (vilīyante) - dissolve (they dissolve, they merge, they disappear)

(verb)

3rd person , plural, middle, present (laṭ) of lī

Prefix: vi

Root: lī (class 4)

सर्वाः (sarvāḥ) - all (all, every, whole)

(adjective)

Nominative, feminine, plural of sarva

sarva - all, every

मननवृत्तयः (mananavṛttayaḥ) - mental modifications (mental modifications, thought-processes, modes of thinking)

(noun)

Nominative, feminine, plural of mananavṛtti

mananavṛtti - mental modification, thought-process

Compound type : tatpurusha (manana+vṛtti)

• manana – thinking, meditating, reflection
  noun (neuter)
  Root: man (class 4)
• vṛtti – course, conduct, mode, modification (of mind)
  noun (feminine)
  Root: vṛt (class 1)

कल्पान्तार्कगणासङ्गात् (kalpāntārkagaṇāsaṅgāt) - from the contact with multitudes of suns at the end of a cosmic cycle (kalpa) (from the conjunction/contact with the multitude of suns at the end of a kalpa)

(noun)

Ablative, masculine, singular of kalpāntārkagaṇāsaṅga

kalpāntārkagaṇāsaṅga - contact with multitudes of suns at the end of a cosmic cycle

Compound type : tatpurusha (kalpānta+arka+gaṇa+āsaṅga)

• kalpa – a cosmic cycle, aeon (kalpa)
  noun (masculine)
  Root: kḷp (class 1)
• anta – end, limit
  noun (masculine)
• arka – sun
  noun (masculine)
  Root: ṛc (class 1)
• gaṇa – multitude, group, host
  noun (masculine)
  Root: gaṇ (class 10)
• āsaṅga – attachment, contact, clinging
  noun (masculine)
  Prefix: ā
  Root: sañj (class 1)

Note: kalpa-anta is a tatpurusha compound. arka-gaṇa is also. The entire phrase is a larger tatpurusha compound.

कुलशैलशिलाः (kulaśailaśilāḥ) - rocks of the principal mountains (rocks of the family mountains, rocks of the principal mountains)

(noun)

Nominative, feminine, plural of kulaśailaśilā

kulaśailaśilā - rock of a principal mountain

Compound type : tatpurusha (kulaśaila+śilā)

• kulaśaila – principal mountain, family mountain
  noun (masculine)
• śilā – rock, stone
  noun (feminine)
  Root: śī (class 1)

इव (iva) - just as (like, as, as if)

(indeclinable)