योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-33, verse-40

स्वसंकल्पनकालुष्यं विनिवार्यात्मनात्मनः ।
परं प्रसादमासाद्य परमानन्दवान्भव ॥ ४० ॥

svasaṃkalpanakāluṣyaṃ vinivāryātmanātmanaḥ ,
paraṃ prasādamāsādya paramānandavānbhava 40

40. sva-saṃkalpana-kāluṣyam vinivārya ātmanā ātmanaḥ
param prasādam āsādya paramānanda-vān bhava

40. ātmanā ātmanaḥ sva-saṃkalpana-kāluṣyam vinivārya
param prasādam āsādya paramānanda-vān bhava

40. Having removed the impurity of one's own volitional thoughts (saṃkalpa) by the self (ātman), and having attained supreme serenity, become endowed with supreme bliss.

Words meanings summery:

• स्व-संकल्पन-कालुष्यम् (sva-saṁkalpana-kāluṣyam) - the impurity of one's own volitional thoughts

• विनिवार्य (vinivārya) - having removed, having dispelled, having warded off

• आत्मना (ātmanā) - by the self (ātman) (by the self, by oneself, by the soul)

• आत्मनः (ātmanaḥ) - of the self (ātman) (of the self, of oneself, from the self)

• परम् (param) - supreme, highest, ultimate, excellent

• प्रसादम् (prasādam) - tranquility, serenity, clarity, grace, favor

• आसाद्य (āsādya) - having attained, having reached, having acquired

• परमानन्द-वान् (paramānanda-vān) - possessed of supreme bliss, blissful

• भव (bhava) - become, be

Words meanings and morphology

स्व-संकल्पन-कालुष्यम् (sva-saṁkalpana-kāluṣyam) - the impurity of one's own volitional thoughts

(noun)

Accusative, neuter, singular of sva-saṃkalpana-kāluṣya

sva-saṁkalpana-kāluṣya - the impurity of one's own intention/volition/thought; defilement of self-conception

Compound type : tatpuruṣa (sva+saṃkalpana+kāluṣya)

• sva – own, one's own
  pronoun
• saṃkalpana – intention, volition, thought, determination
  noun (neuter)
  Prefix: sam
  Root: kḷp (class 1)
• kāluṣya – impurity, defilement, foulness, turbidity
  noun (neuter)

विनिवार्य (vinivārya) - having removed, having dispelled, having warded off

(indeclinable)

absolutive

formed with upasargas vi + ni from root vṛ (to cover, stop) with suffix ya

Prefixes: vi+ni

Root: vṛ (class 5)

आत्मना (ātmanā) - by the self (ātman) (by the self, by oneself, by the soul)

(noun)

Instrumental, masculine, singular of ātman

ātman - self, soul, spirit, ego, essence

आत्मनः (ātmanaḥ) - of the self (ātman) (of the self, of oneself, from the self)

(noun)

Genitive, masculine, singular of ātman

ātman - self, soul, spirit, ego, essence

परम् (param) - supreme, highest, ultimate, excellent

(adjective)

Accusative, neuter, singular of para

para - supreme, highest, ultimate, other

प्रसादम् (prasādam) - tranquility, serenity, clarity, grace, favor

(noun)

Accusative, masculine, singular of prasāda

prasāda - tranquility, serenity, clarity, grace, favor, purity

Prefix: pra

Root: sad (class 1)

आसाद्य (āsādya) - having attained, having reached, having acquired

(indeclinable)

absolutive

formed with upasarga ā from root sad (to go, sit) with suffix ya

Prefix: ā

Root: sad (class 1)

परमानन्द-वान् (paramānanda-vān) - possessed of supreme bliss, blissful

(adjective)

Nominative, masculine, singular of paramānanda-vat

paramānanda-vat - possessing supreme bliss

Compound type : bahuvrīhi (parama+ānanda)

• parama – supreme, highest, ultimate
  adjective
• ānanda – bliss, joy, happiness
  noun (masculine)
  Prefix: ā
  Root: nand (class 1)

भव (bhava) - become, be

(verb)

2nd person , singular, active, imperative (loṭ) of bhū

Root: bhū (class 1)