योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-184, verse-18

परमार्थो जगच्चेदमेकमित्येव निश्चयः ।
अध्यात्मशास्त्रबोधेन भवेप्सैषा हि मुक्तता ॥ १८ ॥

paramārtho jagaccedamekamityeva niścayaḥ ,
adhyātmaśāstrabodhena bhavepsaiṣā hi muktatā 18

18. paramārthaḥ jagat ca idam ekam iti eva niścayaḥ
adhyātma-śāstra-bodhena bhavet eṣā hi muktatā

18. idam jagat ekam paramārthaḥ eva iti niścayaḥ
adhyātma-śāstra-bodhena eṣā hi muktatā bhavet

18. The firm conviction that this world is essentially one with the ultimate reality (paramārtha) is indeed this liberation (mokṣa), attained through the understanding of spiritual (adhyātma-śāstra) teachings.

Words meanings summery:

• परमार्थः (paramārthaḥ) - the highest truth, ultimate reality, supreme goal

• जगत् (jagat) - world, universe

• च (ca) - and, also

• इदम् (idam) - this

• एकम् (ekam) - one, single, uniform

• इति (iti) - thus, in this manner, as such (marks a quotation or statement)

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

• निश्चयः (niścayaḥ) - certainty, firm conviction, resolve

• अध्यात्म-शास्त्र-बोधेन (adhyātma-śāstra-bodhena) - by the understanding of spiritual scriptures/science

• भवेत् (bhavet) - it would be, it should be, it may be

• एषा (eṣā) - Refers to 'muktatā'. (this (feminine))

• हि (hi) - indeed, surely, for

• मुक्तता (muktatā) - liberation, freedom (mokṣa)

Words meanings and morphology

परमार्थः (paramārthaḥ) - the highest truth, ultimate reality, supreme goal

(noun)

Nominative, masculine, singular of paramārtha

paramārtha - ultimate truth, supreme reality, highest purpose

Compound type : tatpurusha (parama+artha)

• parama – highest, supreme, ultimate
  adjective (masculine)
• artha – meaning, purpose, object, reality, wealth
  noun (masculine)

जगत् (jagat) - world, universe

(noun)

Nominative, neuter, singular of jagat

jagat - world, universe, moving, living

Present Active Participle

From root gam (to go) with reduplication.

Root: gam (class 1)

च (ca) - and, also

(indeclinable)

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this, these

Demonstrative pronoun.

एकम् (ekam) - one, single, uniform

(adjective)

Nominative, neuter, singular of eka

eka - one, single, unique, sole

Note: Agreement with 'jagat'.

इति (iti) - thus, in this manner, as such (marks a quotation or statement)

(indeclinable)

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

(indeclinable)

particle for emphasis

निश्चयः (niścayaḥ) - certainty, firm conviction, resolve

(noun)

Nominative, masculine, singular of niścaya

niścaya - firm determination, certainty, conviction, ascertainment

From ni-ści (to ascertain).

Prefix: nis

Root: ci (class 5)

अध्यात्म-शास्त्र-बोधेन (adhyātma-śāstra-bodhena) - by the understanding of spiritual scriptures/science

(noun)

Instrumental, masculine, singular of adhyātma-śāstra-bodha

adhyātma-śāstra-bodha - understanding of spiritual science/scriptures

Compound.

Compound type : tatpurusha (adhyātma+śāstra+bodha)

• adhyātma – relating to the self or spirit, spiritual (ātman)
  noun (neuter)
  Compound of adhi + ātman.
  Prefix: adhi
• śāstra – scripture, treatise, science, doctrine
  noun (neuter)
  From root śās (to teach, instruct).
  Root: śās (class 2)
• bodha – understanding, knowledge, awakening
  noun (masculine)
  From root budh (to know, awaken).
  Root: budh (class 1)

भवेत् (bhavet) - it would be, it should be, it may be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative mood, active voice

Third person singular, active voice, optative mood.

Root: bhū (class 1)

एषा (eṣā) - Refers to 'muktatā'. (this (feminine))

(pronoun)

Nominative, feminine, singular of etad

etad - this

Demonstrative pronoun.

हि (hi) - indeed, surely, for

(indeclinable)

particle, often used for emphasis or causation.

मुक्तता (muktatā) - liberation, freedom (mokṣa)

(noun)

Nominative, feminine, singular of muktatā

muktatā - liberation, freedom (mokṣa), release

Derived from mukta (released) + -tā (abstract suffix).

Root: muc (class 6)