योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-60, verse-14

न पश्यन्ति न शृण्वन्ति कदाचित्कानिचित्क्वचित् ।
तानि कल्पमहाकल्पमहाजन्मैकतान्यथ ॥ १४ ॥

na paśyanti na śṛṇvanti kadācitkānicitkvacit ,
tāni kalpamahākalpamahājanmaikatānyatha 14

14. na paśyanti na śṛṇvanti kadācit kānicit kvacit
tāni kalpa-mahākalpa-mahājanma-aikatāni atha

14. tāni kadācit kvacit kānicit na paśyanti na
śṛṇvanti atha kalpa-mahākalpa-mahājanma-aikatāni

14. Those worlds neither see nor hear anything, ever, anywhere. Moreover, they are intrinsically one with (aikatāni) the cycles of creation (kalpa), vast cosmic periods (mahākalpa), and the great series of births and existences (mahājanma).

Words meanings summery:

• न (na) - not (not, no, nor)

• पश्यन्ति (paśyanti) - they see, they perceive (they see, they behold)

• न (na) - nor (not, no, nor)

• शृण्वन्ति (śṛṇvanti) - they hear (they hear, they listen)

• कदाचित् (kadācit) - ever (in conjunction with na) (ever, at some time, sometimes, never (with na))

• कानिचित् (kānicit) - anything (in conjunction with na) (anything, some, certain)

• क्वचित् (kvacit) - anywhere (in conjunction with na) (anywhere, somewhere, nowhere (with na))

• तानि (tāni) - those (worlds, referring to jaganti from the previous verse) (those, them)

• कल्प-महाकल्प-महाजन्म-ऐकतानि (kalpa-mahākalpa-mahājanma-aikatāni) - identified with the cycles of kalpas, great kalpas, and great births/existences (being one with kalpas, great kalpas, and great births)

• अथ (atha) - moreover, furthermore (then, now, moreover, and, thus)

Words meanings and morphology

न (na) - not (not, no, nor)

(indeclinable)

पश्यन्ति (paśyanti) - they see, they perceive (they see, they behold)

(verb)

3rd person , plural, active, present (laṭ) of dṛś

Present tense, third person plural

Suppletive stem paśya- for root dṛś in present tense.

Root: dṛś (class 1)

Note: Subject is tāni (worlds).

न (na) - nor (not, no, nor)

(indeclinable)

शृण्वन्ति (śṛṇvanti) - they hear (they hear, they listen)

(verb)

3rd person , plural, active, present (laṭ) of śru

Present tense, third person plural

From root śru.

Root: śru (class 5)

Note: Subject is tāni (worlds).

कदाचित् (kadācit) - ever (in conjunction with na) (ever, at some time, sometimes, never (with na))

(indeclinable)

Formed from interrogative kadā (when) + suffix cit.

कानिचित् (kānicit) - anything (in conjunction with na) (anything, some, certain)

(pronoun)

Accusative, neuter, plural of kiṃcit

kiṁcit - anything, something, some, certain

Formed from interrogative kim (what) + suffix cit.

Note: Object of paśyanti and śṛṇvanti.

क्वचित् (kvacit) - anywhere (in conjunction with na) (anywhere, somewhere, nowhere (with na))

(indeclinable)

Formed from interrogative kva (where) + suffix cit.

तानि (tāni) - those (worlds, referring to jaganti from the previous verse) (those, them)

(pronoun)

Nominative, neuter, plural of tad

tad - that, those

Note: Subject of the implied verb 'are'.

कल्प-महाकल्प-महाजन्म-ऐकतानि (kalpa-mahākalpa-mahājanma-aikatāni) - identified with the cycles of kalpas, great kalpas, and great births/existences (being one with kalpas, great kalpas, and great births)

(adjective)

Nominative, neuter, plural of kalpa-mahākalpa-mahājanma-aikata

kalpa-mahākalpa-mahājanma-aikata - identified with kalpas, mahākalpas, and mahājanmas

Compound noun used adjectivally.

Compound type : tatpuruṣa (kalpa+mahākalpa+mahājanma+aikata)

• kalpa – a cosmic day of Brahmā, an eon, a cycle of creation and destruction
  noun (masculine)
  Root: kḷp (class 10)
• mahākalpa – a great cosmic day, a grand eon, a very long period of time
  noun (masculine)
  Compound of mahā (great) and kalpa (eon).
• mahājanma – a great birth, a great cycle of existence/creation
  noun (neuter)
  Compound of mahā (great) and janman (birth/existence).
• aikata – oneness, identity, unity, state of being one
  noun (feminine)
  Derived from eka (one) + tā (suffix for abstract noun). Used here as an adjective in compound.

Note: Predicative adjective for tāni.

अथ (atha) - moreover, furthermore (then, now, moreover, and, thus)

(indeclinable)