योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-61, verse-4

नित्यमापूर्यतां याति सुधायामिन्दुसुन्दरी ।
राम राजससत्त्वस्य मोक्षमायात्यसौ यथा ॥ ४ ॥

nityamāpūryatāṃ yāti sudhāyāmindusundarī ,
rāma rājasasattvasya mokṣamāyātyasau yathā 4

4. nityam āpūryatām yāti sudhāyām indu-sundarī
rāma rājasa-sattvasya mokṣam āyāti asau yathā

4. rāma,
rājasa-sattvasya (janaḥ) nityam āpūryatām yāti,
yathā indu-sundarī sudhāyām (āpūryatām yāti).
asau (janaḥ) mokṣam āyāti.

4. A person of rajasic-sattvic (nature) always reaches a state of fullness, just as a beautiful moon is (always full) with nectar (its inherent luminosity). O Rama, such a person attains final liberation (mokṣa).

Words meanings summery:

• नित्यम् (nityam) - always (always, constantly)

• आपूर्यताम् (āpūryatām) - a state of fullness/completeness (fullness, completion, state of being filled)

• याति (yāti) - reaches, attains (goes, attains, reaches)

• सुधायाम् (sudhāyām) - in its nectar-like radiance (in nectar, in ambrosia)

• इन्दु-सुन्दरी (indu-sundarī) - a beautiful moon (beautiful like the moon, a beautiful moon)

• राम (rāma) - O Rama (the listener) (O Rama (vocative))

• राजस-सत्त्वस्य (rājasa-sattvasya) - of a person possessing rajasic and sattvic qualities (of the rajasic-sattvic (nature/person))

• मोक्षम् (mokṣam) - final liberation (mokṣa) (liberation (mokṣa), release)

• आयाति (āyāti) - attains (comes, attains, approaches)

• असौ (asau) - such a person, this one (this (masculine nominative singular), that (remote demonstrative))

• यथा (yathā) - just as, similarly (just as, as, in the same way)

Words meanings and morphology

नित्यम् (nityam) - always (always, constantly)

(indeclinable)

Note: Accusative singular neuter used adverbially.

आपूर्यताम् (āpūryatām) - a state of fullness/completeness (fullness, completion, state of being filled)

(noun)

Accusative, feminine, singular of āpūryatā

āpūryatā - fullness, completion, satiety

from ā + pūr (to fill) + yat + tā (suffix forming abstract noun)

Prefix: ā

Root: pṛ (class 3)

Note: Object of the verb yāti (attains).

याति (yāti) - reaches, attains (goes, attains, reaches)

(verb)

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

present active

root yā (2P)

Root: yā (class 2)

सुधायाम् (sudhāyām) - in its nectar-like radiance (in nectar, in ambrosia)

(noun)

Locative, feminine, singular of sudhā

sudhā - nectar, ambrosia, lime, a beautiful white wall

from su + dhā (to place, to hold)

Prefix: su

Root: dhā (class 3)

Note: Locative case indicating 'in' or 'with respect to'.

इन्दु-सुन्दरी (indu-sundarī) - a beautiful moon (beautiful like the moon, a beautiful moon)

(noun)

Nominative, feminine, singular of indu-sundara

indu-sundara - beautiful like the moon, a beautiful moon

Compound type : karma-dhāraya (indu+sundara)

• indu – moon, drop, soma
  noun (masculine)
• sundara – beautiful, handsome, lovely
  adjective (masculine)

Note: Subject of the implicit verb in the first clause.

राम (rāma) - O Rama (the listener) (O Rama (vocative))

(proper noun)

Vocative, masculine, singular of rāma

rāma - a proper name (Viṣṇu's avatar), pleasing, delightful

Root: ram (class 1)

राजस-सत्त्वस्य (rājasa-sattvasya) - of a person possessing rajasic and sattvic qualities (of the rajasic-sattvic (nature/person))

(noun)

Genitive, masculine, singular of rājasa-sattva

rājasa-sattva - a state or person characterized by rajas and sattva qualities

Compound type : bahuvrihi (rājasa+sattva)

• rājasa – pertaining to rajas
  adjective (masculine)
• sattva – essence, being, quality of goodness (sattva guṇa)
  noun (neuter)
  root as (to be) + tva
  Root: as (class 2)

Note: Genitive case indicating possession or characteristic.

मोक्षम् (mokṣam) - final liberation (mokṣa) (liberation (mokṣa), release)

(noun)

Accusative, masculine, singular of mokṣa

mokṣa - liberation, release, freedom from saṃsāra (saṃsāra)

root muc (6P) + sa

Root: muc (class 6)

Note: Object of the verb āyāti (attains).

आयाति (āyāti) - attains (comes, attains, approaches)

(verb)

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

present active

root yā (2P)

Prefix: ā

Root: yā (class 2)

असौ (asau) - such a person, this one (this (masculine nominative singular), that (remote demonstrative))

(pronoun)

Nominative, masculine, singular of adas

adas - that (yonder), this (emphatic)

Note: Refers back to the virtuous individuals being described.

यथा (yathā) - just as, similarly (just as, as, in the same way)

(indeclinable)