योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-91, verse-104

एकरूपं तु यद्रूपं सत्ताया विमलात्मकम् ।
न कदाचन तद्याति नाशं नापि च विस्मृतिम् ॥ १०४ ॥

ekarūpaṃ tu yadrūpaṃ sattāyā vimalātmakam ,
na kadācana tadyāti nāśaṃ nāpi ca vismṛtim 104

104. ekarūpam tu yat rūpam sattāyāḥ vimalātmakam
na kadācana tat yāti nāśam na api ca vismṛtim

104. ekarūpam tu yat rūpam sattāyāḥ vimalātmakam
tat na kadācana nāśam yāti na api ca vismṛtim

104. But that singular form, which is the pure essence of existence (sattā), never undergoes destruction, nor does it fall into oblivion.

Words meanings summery:

• एकरूपम् (ekarūpam) - of one form, uniform, singular in nature

• तु (tu) - but, indeed, however

• यत् (yat) - which, that

• रूपम् (rūpam) - form, nature, appearance

• सत्तायाः (sattāyāḥ) - of existence, of being, of reality

• विमलात्मकम् (vimalātmakam) - of pure essence, having a pure nature

• न (na) - not, no

• कदाचन (kadācana) - Combined with 'na' (not), it means 'never'. (ever, at any time)

• तत् (tat) - that

• याति (yāti) - goes, moves, reaches

• नाशम् (nāśam) - destruction, annihilation, ruin

• न (na) - not, no

• अपि (api) - also, even, too

• च (ca) - and, also

• विस्मृतिम् (vismṛtim) - oblivion, forgetfulness

Words meanings and morphology

एकरूपम् (ekarūpam) - of one form, uniform, singular in nature

(adjective)

Nominative, neuter, singular of ekarūpa

ekarūpa - uniform, homogeneous, of one form or nature

Compound type : karmadhāraya (eka+rūpa)

• eka – one, single, singular
  numeral (neuter)
• rūpa – form, nature, appearance
  noun (neuter)

Note: Can also be accusative singular neuter.

तु (tu) - but, indeed, however

(indeclinable)

यत् (yat) - which, that

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that (relative pronoun)

रूपम् (rūpam) - form, nature, appearance

(noun)

Nominative, neuter, singular of rūpa

rūpa - form, shape, appearance, nature, beauty

Note: Can also be accusative singular neuter.

सत्तायाः (sattāyāḥ) - of existence, of being, of reality

(noun)

Genitive, feminine, singular of sattā

sattā - existence, being, reality, essence

Derived from root 'as' (to be).

Root: as (class 2)

विमलात्मकम् (vimalātmakam) - of pure essence, having a pure nature

(adjective)

Nominative, neuter, singular of vimalātmaka

vimalātmaka - of pure essence, having a pure self or nature

Compound type : bahuvrīhi (vimala+ātman)

• vimala – pure, spotless, unsullied (compound: vi + mala)
  adjective (neuter)
  Prefix: vi
• ātman – self (ātman), soul, essence
  noun (masculine)

Note: Can also be accusative singular neuter.

न (na) - not, no

(indeclinable)

कदाचन (kadācana) - Combined with 'na' (not), it means 'never'. (ever, at any time)

(indeclinable)

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it (demonstrative pronoun)

Note: Can also be accusative singular neuter.

याति (yāti) - goes, moves, reaches

(verb)

3rd person , singular, active, present (lat) of yā

Root: yā (class 2)

नाशम् (nāśam) - destruction, annihilation, ruin

(noun)

Accusative, masculine, singular of nāśa

nāśa - destruction, annihilation, loss, disappearance

Root: naś (class 4)

न (na) - not, no

(indeclinable)

अपि (api) - also, even, too

(indeclinable)

च (ca) - and, also

(indeclinable)

विस्मृतिम् (vismṛtim) - oblivion, forgetfulness

(noun)

Accusative, feminine, singular of vismṛti

vismṛti - forgetfulness, oblivion, absence of mind

From root 'smṛ' with prefix 'vi'.

Prefix: vi

Root: smṛ (class 1)