योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-45, verse-41

वितृष्णस्यात्मनिष्ठत्वादेषणात्रयमुज्झतः ।
ज्ञस्याप्यनिच्छतो ध्यानमर्थायातं प्रवर्तते ॥ ४१ ॥

vitṛṣṇasyātmaniṣṭhatvādeṣaṇātrayamujjhataḥ ,
jñasyāpyanicchato dhyānamarthāyātaṃ pravartate 41

41. vitṛṣṇasya ātmaniṣṭhatvāt eṣaṇātrayam ujjhataḥ
jñasya api anicchataḥ dhyānam arthāyātam pravartate

41. ātmaniṣṭhatvāt eṣaṇātrayam ujjhataḥ vitṛṣṇasya jñasya api anicchataḥ arthāyātam dhyānam pravartate.

41. For one who is free from craving and has abandoned the three desires (eṣaṇātraya) because of being firmly established in the Self (ātman), even for such a knower (jñā) who does not explicitly seek it, deep contemplation (dhyāna) naturally arises.

Words meanings summery:

• वितृष्णस्य (vitṛṣṇasya) - of one who is free from desire/thirst

• आत्मनिष्ठत्वात् (ātmaniṣṭhatvāt) - because of being firmly established in the Self (ātman) (due to being established in the Self)

• एषणात्रयम् (eṣaṇātrayam) - the three desires (eṣaṇātraya) (the triad of desires, the three desires)

• उज्झतस् (ujjhatas) - of one who is abandoning/giving up

• ज्ञस्य (jñasya) - of a knower (jñā) (of the knower, of the wise one)

• अपि (api) - even, also, too

• अनिच्छतः (anicchataḥ) - of one who is not desiring/wishing

• ध्यानम् (dhyānam) - deep contemplation (dhyāna) (meditation, contemplation)

• अर्थायातम् (arthāyātam) - naturally arises (that which comes of its own accord, naturally occurring)

• प्रवर्तते (pravartate) - proceeds, occurs, takes place, begins

Words meanings and morphology

वितृष्णस्य (vitṛṣṇasya) - of one who is free from desire/thirst

(adjective)

Genitive, masculine, singular of vitṛṣṇa

vitṛṣṇa - free from desire, unthirsty, content

Compound of 'vi' (without) and 'tṛṣṇa' (thirst/craving).

Compound type : prādi-tatpuruṣa (vi+tṛṣṇa)

• vi – without, apart, dis-
  indeclinable
  Prepositional prefix.
• tṛṣṇa – thirst, craving, desire, longing
  noun (feminine)
  From root 'tṛṣ' (to thirst) + 'na'.
  Root: tṛṣ (class 4)

Note: Qualifies 'jñasya'.

आत्मनिष्ठत्वात् (ātmaniṣṭhatvāt) - because of being firmly established in the Self (ātman) (due to being established in the Self)

(noun)

Ablative, neuter, singular of ātmaniṣṭhatva

ātmaniṣṭhatva - state of being fixed or established in the Self, self-reliance

Compound of 'ātman' (Self) and 'niṣṭhatva' (state of being established).

Compound type : tatpuruṣa (ātman+niṣṭhatva)

• ātman – Self, soul, essence, individual soul
  noun (masculine)
  Root: an (class 2)
• niṣṭhatva – state of being established, devotion, firmness
  noun (neuter)
  From 'niṣṭhā' (establishment) + 'tva' (abstract suffix).
  Prefix: ni
  Root: sthā (class 1)

Note: Indicates the reason or cause.

एषणात्रयम् (eṣaṇātrayam) - the three desires (eṣaṇātraya) (the triad of desires, the three desires)

(noun)

Accusative, neuter, singular of eṣaṇātraya

eṣaṇātraya - the three desires (for son, wealth, and the world)

Compound of 'eṣaṇā' (desire) and 'traya' (triad).

Compound type : tatpuruṣa (eṣaṇā+traya)

• eṣaṇā – desire, longing, seeking
  noun (feminine)
  From root 'eṣ' (to seek) + 'ana'.
  Root: eṣ (class 1)
• traya – triad, group of three
  noun (neuter)
  From 'tri' (three) + 'aya'.

Note: Object of 'ujjhat'.

उज्झतस् (ujjhatas) - of one who is abandoning/giving up

(adjective)

Genitive, masculine, singular of ujjhat

ujjh - to abandon, forsake, cast off

Present Active Participle

From root 'ujjh' (to abandon) + 'śatṛ'.

Root: ujjh (class 6)

Note: Qualifies 'jñasya' and 'vitṛṣṇasya'.

ज्ञस्य (jñasya) - of a knower (jñā) (of the knower, of the wise one)

(noun)

Genitive, masculine, singular of jña

jña - knower, wise person, intelligent

From root 'jñā' (to know) + 'ka'.

Root: jñā (class 9)

Note: Possessive, referring to the wise individual.

अपि (api) - even, also, too

(indeclinable)

Emphatic/conjunctive particle.

Note: Emphasizes 'jñasya'.

अनिच्छतः (anicchataḥ) - of one who is not desiring/wishing

(adjective)

Genitive, masculine, singular of anicchat

anicchat - not wishing, not desiring, unwilling

Present Active Participle (negative)

From 'a' (not) + root 'iṣ' (to wish) + 'śatṛ'.

Compound type : nañ-tatpuruṣa (a+icchat)

• a – not, non-
  indeclinable
  Negative prefix.
• icchat – desiring, wishing
  adjective (masculine)
  Present Active Participle
  From root 'iṣ' (to wish) + 'śatṛ'.
  Root: iṣ (class 6)

Note: Qualifies 'jñasya'.

ध्यानम् (dhyānam) - deep contemplation (dhyāna) (meditation, contemplation)

(noun)

Nominative, neuter, singular of dhyāna

dhyāna - meditation, contemplation, thought, reflection

From root 'dhyai' (to contemplate) + 'lyuT'.

Root: dhyai (class 1)

Note: Subject of 'pravartate'.

अर्थायातम् (arthāyātam) - naturally arises (that which comes of its own accord, naturally occurring)

(adjective)

Nominative, neuter, singular of arthāyāta

arthāyāta - spontaneously arrived, naturally occurring, coming by itself

Compound of 'artha' (purpose/meaning/by nature) and 'āyāta' (arrived).

Compound type : tatpuruṣa (artha+āyāta)

• artha – meaning, purpose, wealth, object, spontaneously
  noun/indeclinable (masculine)
  Used adverbially or as first part of compound meaning 'by virtue of'.
• āyāta – arrived, come, obtained
  adjective (neuter)
  Past Passive Participle
  From 'ā' + root 'yā' (to go) + 'kta'.
  Prefix: ā
  Root: yā (class 2)

Note: Qualifies 'dhyānam'.

प्रवर्तते (pravartate) - proceeds, occurs, takes place, begins

(verb)

3rd person , singular, middle, present (laṭ) of pravṛt

Present middle indicative

From 'pra' + root 'vṛt' (to turn, to be).

Prefix: pra

Root: vṛt (class 1)

Note: Verb for 'dhyānam'.