योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-84, verse-42

एवंरूपमिदं यावन्न परिज्ञातमीदृशम् ।
वज्रसारदृढं तावज्ज्ञातं सत्परमाम्बरम् ॥ ४२ ॥

evaṃrūpamidaṃ yāvanna parijñātamīdṛśam ,
vajrasāradṛḍhaṃ tāvajjñātaṃ satparamāmbaram 42

42. evamrūpam idam yāvat na parijñātam īdṛśam
vajrasāra-dṛḍham tāvat jñātam sat-paramāmbaram

42. yāvat idam evamrūpam īdṛśam na parijñātam tāvat vajrasāra-dṛḍham
(bhāti) jñātam (sat) sat-paramāmbaram (bhavati)

42. As long as this (world), in its perceived form, is not understood as it truly is (i.e., as mere consciousness), it appears as firm and strong as a diamond (vajrasāra). But once known, it is revealed as the supreme reality (sat) and boundless space.

Words meanings summery:

• एवम्रूपम् (evamrūpam) - in this (perceived) form (of this form, of such a nature)

• इदम् (idam) - this (world) (this, this here)

• यावत् (yāvat) - as long as (as long as, as far as, until)

• न (na) - not (not, no)

• परिज्ञातम् (parijñātam) - not understood (as it truly is) (fully known, understood)

• ईदृशम् (īdṛśam) - as such (as it truly is) (such, of this kind, like this)

• वज्रसार-दृढम् (vajrasāra-dṛḍham) - firm and strong as a diamond (vajrasāra) (firm/strong like the essence of a diamond)

• तावत् (tāvat) - so long (so long, so much, then)

• ज्ञातम् (jñātam) - once known (it is revealed) (known, understood)

• सत्-परमाम्बरम् (sat-paramāmbaram) - the supreme reality (sat) and boundless space (the supreme reality and boundless space)

Words meanings and morphology

एवम्रूपम् (evamrūpam) - in this (perceived) form (of this form, of such a nature)

(adjective)

Nominative, neuter, singular of evamrūpa

evamrūpa - of such a form, of this nature, like this

Compound of evam (thus, so) and rūpa (form, nature).

Compound type : tatpuruṣa (evam+rūpa)

• evam – thus, so
  indeclinable
• rūpa – form, shape, nature, beauty
  noun (neuter)

इदम् (idam) - this (world) (this, this here)

(pronoun)

Nominative, neuter, singular of idam

idam - this, this here

यावत् (yāvat) - as long as (as long as, as far as, until)

(indeclinable)

Note: Used correlatively with 'tāvat'.

न (na) - not (not, no)

(indeclinable)

परिज्ञातम् (parijñātam) - not understood (as it truly is) (fully known, understood)

(adjective)

Nominative, neuter, singular of parijñāta

parijñāta - fully known, understood, ascertained

past passive participle

From prefix pari- and root jñā (to know).

Prefix: pari

Root: jñā (class 9)

Note: Verbally used in passive sense, '(is) not understood'.

ईदृशम् (īdṛśam) - as such (as it truly is) (such, of this kind, like this)

(adjective)

Nominative, neuter, singular of īdṛśa

īdṛśa - such, of this kind, like this

Note: Refers to the true nature (cinmātra) mentioned earlier.

वज्रसार-दृढम् (vajrasāra-dṛḍham) - firm and strong as a diamond (vajrasāra) (firm/strong like the essence of a diamond)

(adjective)

Nominative, neuter, singular of vajrasāradṛḍha

vajrasāradṛḍha - firm/strong as the essence of a diamond; extremely hard

Compound of vajrasāra (diamond essence, extremely hard) and dṛḍha (firm, strong).

Compound type : tatpuruṣa (vajrasāra+dṛḍha)

• vajra – diamond, thunderbolt
  noun (masculine)
• sāra – essence, strength, core, firm
  noun (masculine)
• dṛḍha – firm, strong, solid, hard
  adjective (neuter)
  past passive participle
  From root dṛh (to be firm).
  Root: dṛh (class 1)

Note: Refers to how the world appears before knowledge.

तावत् (tāvat) - so long (so long, so much, then)

(indeclinable)

Note: Used correlatively with 'yāvat'.

ज्ञातम् (jñātam) - once known (it is revealed) (known, understood)

(adjective)

Nominative, neuter, singular of jñāta

jñāta - known, understood, perceived

past passive participle

From root jñā (to know).

Root: jñā (class 9)

Note: Used here in an adverbial sense, 'when known' or 'once known'.

सत्-परमाम्बरम् (sat-paramāmbaram) - the supreme reality (sat) and boundless space (the supreme reality and boundless space)

(noun)

Nominative, neuter, singular of satparamāmbara

satparamāmbara - the supreme reality and boundless space/ether

Compound of sat (reality, existent), parama (supreme), and ambara (space, sky).

Compound type : tatpuruṣa (sat+parama+ambara)

• sat – existent, real, true; reality, being
  adjective (neuter)
  present active participle
  From root as (to be).
  Root: as (class 2)
• parama – supreme, highest, ultimate, greatest
  adjective (neuter)
• ambara – sky, atmosphere, space, garment
  noun (neuter)

Note: Refers to the true nature of the world after knowledge.