योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-113, verse-5

स्वविकल्पादृते नैतान्भावाभावानसन्मयान् ।
नित्येऽसिते तते शुद्धे मा समारोपयात्मनि ॥ ५ ॥

svavikalpādṛte naitānbhāvābhāvānasanmayān ,
nitye'site tate śuddhe mā samāropayātmani 5

5. sva-vikalpāt ṛte na etān bhāva-abhāvān asanmayān
nitye asite tate śuddhe mā samāropaya ātmani

5. tvam sva-vikalpāt ṛte etān asanmayān bhāva-abhāvān nitye asite tate śuddhe ātmani mā samāropaya.

5. Do not superimpose these illusory existences and non-existences, which arise solely from your own mental constructs, onto the eternal, untainted, pervasive, and pure Self (ātman).

Words meanings summery:

• स्व-विकल्पात् (sva-vikalpāt) - from one's own mental constructs/imagination

• ऋते (ṛte) - without, except for, apart from

• न (na) - not, no

• एतान् (etān) - these (existences and non-existences) (these (masculine accusative plural))

• भाव-अभावान् (bhāva-abhāvān) - existences and non-existences, realities and unrealities

• असन्मयान् (asanmayān) - made of unreality, unreal, illusory

• नित्ये (nitye) - in the eternal, in the constant

• असिते (asite) - in the untainted, in the unblemished, in the pure

• तते (tate) - in the pervasive, in the expanded, in the stretched

• शुद्धे (śuddhe) - in the pure, in the clean, in the clear

• मा (mā) - do not, not

• समारोपय (samāropaya) - do not superimpose (superimpose (imperative))

• आत्मनि (ātmani) - in the Self, on the soul

Words meanings and morphology

स्व-विकल्पात् (sva-vikalpāt) - from one's own mental constructs/imagination

(noun)

Ablative, masculine, singular of sva-vikalpa

sva-vikalpa - one's own imagination, mental construct, self-conception, doubt

Compound type : karmadhāraya (sva+vikalpa)

• sva – own, self
  pronoun (masculine)
• vikalpa – mental construct, imagination, option, doubt, differentiation
  noun (masculine)
  From 'vi-kḷp' (to arrange, imagine)
  Prefix: vi
  Root: kḷp (class 1)

Note: Used with 'ṛte'.

ऋते (ṛte) - without, except for, apart from

(indeclinable)

न (na) - not, no

(indeclinable)

एतान् (etān) - these (existences and non-existences) (these (masculine accusative plural))

(pronoun)

Accusative, masculine, plural of etad

etad - this, these

Note: Refers to 'bhāvābhāvān'.

भाव-अभावान् (bhāva-abhāvān) - existences and non-existences, realities and unrealities

(noun)

Accusative, masculine, plural of bhāva-abhāva

bhāva-abhāva - existence and non-existence, reality and unreality, being and non-being

Duality of 'bhāva' and 'abhāva'

Compound type : dvandva (bhāva+abhāva)

• bhāva – existence, being, state, nature, reality
  noun (masculine)
  From root 'bhū'
  Root: bhū (class 1)
• abhāva – non-existence, absence, unreality
  noun (masculine)
  From 'a' (negation) + 'bhāva' (existence)
  Prefix: a
  Root: bhū (class 1)

Note: Object of 'samāropaya'.

असन्मयान् (asanmayān) - made of unreality, unreal, illusory

(adjective)

Accusative, masculine, plural of asanmaya

asanmaya - consisting of the unreal, illusory, not real

From 'asat' (unreal) + 'maya' (made of, consisting of)

Compound type : tatpuruṣa (asat+maya)

• asat – non-existent, unreal, false, bad
  adjective (neuter)
  From 'a' (negation) + 'sat' (existent)
  Prefix: a
  Root: as (class 2)
• maya – made of, consisting of, full of
  suffix/adjective (masculine)
  Suffix for composition/material

Note: Modifies 'bhāvābhāvān'.

नित्ये (nitye) - in the eternal, in the constant

(adjective)

Locative, masculine, singular of nitya

nitya - eternal, perpetual, constant, permanent, always

Note: Modifies 'ātmani'.

असिते (asite) - in the untainted, in the unblemished, in the pure

(adjective)

Locative, masculine, singular of asita

asita - untainted, unblemished, pure, not bound

From 'a' (negation) + 'sita' (bound, stained)

Compound type : nañ-tatpuruṣa (a+sita)

• a – not, non, absence of
  indeclinable
  Prefix for negation
• sita – bound, tied, stained, white
  adjective (masculine)
  Past Passive Participle
  From root 'si'
  Root: si (class 5)

Note: Modifies 'ātmani'.

तते (tate) - in the pervasive, in the expanded, in the stretched

(adjective)

Locative, masculine, singular of tata

tata - stretched, extended, pervading, vast, spread out

Past Passive Participle

From root 'tan' (to stretch, extend) + kta suffix

Root: tan (class 8)

Note: Modifies 'ātmani'.

शुद्धे (śuddhe) - in the pure, in the clean, in the clear

(adjective)

Locative, masculine, singular of śuddha

śuddha - pure, clean, clear, spotless, innocent

Past Passive Participle

From root 'śudh' (to purify) + kta suffix

Root: śudh (class 4)

Note: Modifies 'ātmani'.

मा (mā) - do not, not

(indeclinable)

समारोपय (samāropaya) - do not superimpose (superimpose (imperative))

(verb)

2nd person , singular, active, imperative (loṭ) of samārop

Imperative, 2nd person singular (causative stem)

From root 'ruh' (to grow) with prefixes 'sam' and 'ā', in causative form.

Prefixes: sam+ā

Root: ruh (class 1)

आत्मनि (ātmani) - in the Self, on the soul

(noun)

Locative, masculine, singular of ātman

ātman - Self, soul, spirit, essence, ego, breath

Root: an (class 2)