योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-56, verse-13

आत्मा जगत्तथैवेदं सबाह्याभ्यन्तरं नभः ।
चिरंतनमनोराज्यं यत्तस्मात्किल सत्यता ॥ १३ ॥

ātmā jagattathaivedaṃ sabāhyābhyantaraṃ nabhaḥ ,
ciraṃtanamanorājyaṃ yattasmātkila satyatā 13

13. ātmā jagat tathā eva idam sabāhyābhyantaram nabhaḥ
| ciraṃtanamanorājyam yat tasmāt kila satyatā

13. ātmā jagat idam sabāhyābhyantaram nabhaḥ tathā
eva ciraṃtanamanorājyam yat tasmāt kila satyatā

13. This self (ātman), the world, and space (nabhas)—both external and internal—are indeed nothing but a long-standing kingdom of the mind (manaḥ-rājya). From that [mental kingdom] arises their apparent reality.

Words meanings summery:

• आत्मा (ātmā) - the self (ātman) (the self, soul, spirit, essential nature)

• जगत् (jagat) - the world (the world, the universe, that which moves)

• तथा (tathā) - just so (just so, in the same way, thus)

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

• इदम् (idam) - this (referring to the immediately mentioned 'self, world, space') (this, this one)

• सबाह्याभ्यन्तरम् (sabāhyābhyantaram) - both external and internal (with outer and inner, external and internal, all-encompassing)

• नभः (nabhaḥ) - space (nabhas) (space, sky, atmosphere)

• चिरंतनमनोराज्यम् (ciraṁtanamanorājyam) - a long-standing kingdom of the mind (manaḥ-rājya) (a long-standing mental realm, an ancient kingdom of the mind)

• यत् (yat) - which (refers to 'ciraṃtanamanorājyam') (which, that (relative pronoun))

• तस्मात् (tasmāt) - from that [mental kingdom] (from that, therefore, on account of that)

• किल (kila) - indeed (indeed, certainly, reportedly)

• सत्यता (satyatā) - their apparent reality (reality, truth, truthfulness)

Words meanings and morphology

आत्मा (ātmā) - the self (ātman) (the self, soul, spirit, essential nature)

(noun)

Nominative, masculine, singular of ātman

ātman - self, soul, spirit, essential nature, ultimate reality

जगत् (jagat) - the world (the world, the universe, that which moves)

(noun)

Nominative, neuter, singular of jagat

jagat - world, universe, that which moves

Present Active Participle

Derived from root 'gam' (to go) as a present active participle, used substantively.

Root: gam (class 1)

तथा (tathā) - just so (just so, in the same way, thus)

(indeclinable)

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

(indeclinable)

इदम् (idam) - this (referring to the immediately mentioned 'self, world, space') (this, this one)

(pronoun)

Nominative, neuter, singular of idam

idam - this, this one

सबाह्याभ्यन्तरम् (sabāhyābhyantaram) - both external and internal (with outer and inner, external and internal, all-encompassing)

(adjective)

Nominative, neuter, singular of sabāhyābhyantara

sabāhyābhyantara - having external and internal parts, with outer and inner

Compound type : bahuvrīhi (sa+bāhya+ābhyantara)

• sa – with, together with
  indeclinable
• bāhya – outer, external
  adjective (neuter)
• ābhyantara – inner, internal
  adjective (neuter)

नभः (nabhaḥ) - space (nabhas) (space, sky, atmosphere)

(noun)

Nominative, neuter, singular of nabhas

nabhas - sky, space, atmosphere, cloud

चिरंतनमनोराज्यम् (ciraṁtanamanorājyam) - a long-standing kingdom of the mind (manaḥ-rājya) (a long-standing mental realm, an ancient kingdom of the mind)

(noun)

Nominative, neuter, singular of ciraṃtanamanorājya

ciraṁtanamanorājya - long-standing mental kingdom/realm

Compound type : tatpuruṣa (ciraṃtana+manas+rājya)

• ciraṃtana – ancient, old, long-standing
  adjective (neuter)
• manas – mind, intellect, thought
  noun (neuter)
• rājya – kingdom, realm, dominion
  noun (neuter)

यत् (yat) - which (refers to 'ciraṃtanamanorājyam') (which, that (relative pronoun))

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that (relative pronoun)

तस्मात् (tasmāt) - from that [mental kingdom] (from that, therefore, on account of that)

(pronoun)

Ablative, neuter, singular of tad

tad - that, those

Note: Used adverbially to mean 'therefore' or 'from that reason'.

किल (kila) - indeed (indeed, certainly, reportedly)

(indeclinable)

सत्यता (satyatā) - their apparent reality (reality, truth, truthfulness)

(noun)

Nominative, feminine, singular of satyatā

satyatā - reality, truth, true nature, existence

Derived from 'satya' (true) with the suffix 'tā' (abstract feminine noun).