योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-65, verse-3

पृथक्कृत्यैक्यमभ्येति स्वात्मा संसारखण्डकम् ।
सर्व एव मृतो जन्तुः पृथक्स्वप्ननिभात्मकम् ॥ ३ ॥

pṛthakkṛtyaikyamabhyeti svātmā saṃsārakhaṇḍakam ,
sarva eva mṛto jantuḥ pṛthaksvapnanibhātmakam 3

3. pṛthak kṛtya aikyam abhyeti svātmā saṃsārakhaṇḍakam
| sarvaḥ eva mṛtaḥ jantuḥ pṛthak svapnanibhātmakam ||

3. svātmā aikyam pṛthak kṛtya saṃsārakhaṇḍakam abhyeti sarvaḥ
eva mṛtaḥ jantuḥ pṛthak svapnanibhātmakam [bhavati]

3. One's own self (ātman), having separated from unity, enters the fragmented state of the cycle of rebirth (saṃsāra). Indeed, every mortal creature is distinct and inherently dream-like.

Words meanings summery:

• पृथक् (pṛthak) - separately (separately, apart, distinctly)

• कृत्य (kṛtya) - having separated (having done, having made)

• ऐक्यम् (aikyam) - unity (unity, oneness)

• अभ्येति (abhyeti) - enters (approaches, attains, enters)

• स्वात्मा (svātmā) - one's own self (ātman) (one's own self, individual soul)

• संसारखण्डकम् (saṁsārakhaṇḍakam) - the fragmented state of the cycle of rebirth (saṃsāra) (a fragment of saṃsāra, a part of the cycle of rebirth)

• सर्वः (sarvaḥ) - every (all, every)

• एव (eva) - indeed (indeed, only, just)

• मृतः (mṛtaḥ) - mortal (dead, mortal)

• जन्तुः (jantuḥ) - creature (creature, living being)

• पृथक् (pṛthak) - distinct (separately, apart, distinctly)

• स्वप्ननिभात्मकम् (svapnanibhātmakam) - inherently dream-like (having the nature of a dream-like appearance)

Words meanings and morphology

पृथक् (pṛthak) - separately (separately, apart, distinctly)

(indeclinable)

कृत्य (kṛtya) - having separated (having done, having made)

(indeclinable)

Root: kṛ (class 8)

Note: Absolutive form of verb 'kṛ' (to do, make), here used with 'pṛthak' to mean 'having separated'.

ऐक्यम् (aikyam) - unity (unity, oneness)

(noun)

Accusative, neuter, singular of aikya

aikya - unity, oneness, identity

अभ्येति (abhyeti) - enters (approaches, attains, enters)

(verb)

3rd person , singular, active, present (laṭ) of abhi-i

Prefix: abhi

Root: i (class 2)

स्वात्मा (svātmā) - one's own self (ātman) (one's own self, individual soul)

(noun)

Nominative, masculine, singular of svātman

svātman - one's own self, individual soul

Compound type : karmadhāraya (sva+ātman)

• sva – own, one's own
  pronoun
• ātman – self, soul, spirit
  noun (masculine)

संसारखण्डकम् (saṁsārakhaṇḍakam) - the fragmented state of the cycle of rebirth (saṃsāra) (a fragment of saṃsāra, a part of the cycle of rebirth)

(noun)

Accusative, neuter, singular of saṃsārakhaṇḍaka

saṁsārakhaṇḍaka - a fragment of saṃsāra

Compound type : tatpuruṣa (saṃsāra+khaṇḍaka)

• saṃsāra – cycle of rebirth, worldly existence
  noun (masculine)
• khaṇḍaka – fragment, piece
  noun (masculine)

सर्वः (sarvaḥ) - every (all, every)

(adjective)

Nominative, masculine, singular of sarva

sarva - all, every, whole

एव (eva) - indeed (indeed, only, just)

(indeclinable)

मृतः (mṛtaḥ) - mortal (dead, mortal)

(adjective)

Nominative, masculine, singular of mṛta

mṛta - dead, deceased, mortal

Past Passive Participle

Derived from root 'mṛ' (to die)

Root: mṛ (class 6)

जन्तुः (jantuḥ) - creature (creature, living being)

(noun)

Nominative, masculine, singular of jantu

jantu - creature, living being, animal

पृथक् (pṛthak) - distinct (separately, apart, distinctly)

(indeclinable)

स्वप्ननिभात्मकम् (svapnanibhātmakam) - inherently dream-like (having the nature of a dream-like appearance)

(adjective)

of svapnanibhātmaka

svapnanibhātmaka - having the nature of a dream-like appearance

Compound type : bahuvrīhi (svapna+nibha+ātman)

• svapna – dream, sleep
  noun (masculine)
• nibha – like, similar, resembling
  adjective
• ātman – self, nature, essence
  noun (masculine)

Note: Used adverbially here, describing the nature of 'jantuḥ' (creature).