महाभारतः mahābhārataḥ - book-12, chapter-180, verse-29

चित्तस्य हि प्रसादेन हित्वा कर्म शुभाशुभम् ।
प्रसन्नात्मात्मनि स्थित्वा सुखमक्षयमश्नुते ॥२९॥

29. cittasya hi prasādena hitvā karma śubhāśubham ,
prasannātmātmani sthitvā sukhamakṣayamaśnute.

29. cittasya hi prasādena hitvā karma śubhāśubham
prasannātmā ātmani sthitvā sukham akṣayam aśnute

29. hi cittasya prasādena śubhāśubham karma hitvā
prasannātmā ātmani sthitvā akṣayam sukham aśnute

29. Indeed, through the serenity of the mind, having relinquished both good and bad actions (karma), one whose inner self (ātman) is serene, by establishing themselves within the Self (ātman), attains imperishable happiness.

Words meanings summery:

• चित्तस्य (cittasya) - of the mind, of the consciousness

• हि (hi) - indeed, surely, for, because

• प्रसादेन (prasādena) - by serenity, by clarity, by grace, by favor

• हित्वा (hitvā) - having abandoned, having given up, having forsaken

• कर्म (karma) - action, deed, work

• शुभाशुभम् (śubhāśubham) - good and bad, auspicious and inauspicious

• प्रसन्नात्मा (prasannātmā) - one whose inner self (ātman) is serene (one whose self is serene, tranquil-minded)

• आत्मनि (ātmani) - within the supreme Self (ātman) (in the self, within the soul, in one's being)

• स्थित्वा (sthitvā) - having stood, having remained, having established oneself

• सुखम् (sukham) - happiness, joy, bliss

• अक्षयम् (akṣayam) - imperishable, eternal, undecaying

• अश्नुते (aśnute) - attains, reaches, enjoys

Words meanings and morphology

चित्तस्य (cittasya) - of the mind, of the consciousness

(noun)

Genitive, neuter, singular of citta

citta - mind, consciousness, thought

Past Passive Participle (originally)

From root 'cit' (to perceive, observe).

Root: cit (class 1)

हि (hi) - indeed, surely, for, because

(indeclinable)

प्रसादेन (prasādena) - by serenity, by clarity, by grace, by favor

(noun)

Instrumental, masculine, singular of prasāda

prasāda - serenity, clarity, grace, favor, tranquility

From root 'sad' with upasarga 'pra'.

Prefix: pra

Root: sad (class 1)

हित्वा (hitvā) - having abandoned, having given up, having forsaken

(indeclinable)

Absolutive (Gerund)

From root 'hā' (to leave, abandon) with suffix 'ktvā'.

Root: hā (class 3)

कर्म (karma) - action, deed, work

(noun)

Accusative, neuter, singular of karma

karma - action, deed, work, ritual action

From root 'kṛ' (to do, make).

Root: kṛ (class 8)

Note: Object of 'hitvā'.

शुभाशुभम् (śubhāśubham) - good and bad, auspicious and inauspicious

(adjective)

Accusative, neuter, singular of śubhāśubha

śubhāśubha - good and bad, auspicious and inauspicious

Compound type : dvandva (śubha+aśubha)

• śubha – good, auspicious, beautiful
  adjective (neuter)
• aśubha – bad, inauspicious, evil
  adjective (neuter)

Note: Modifies 'karma'.

प्रसन्नात्मा (prasannātmā) - one whose inner self (ātman) is serene (one whose self is serene, tranquil-minded)

(adjective)

Nominative, masculine, singular of prasannātman

prasannātman - having a serene mind/self

Compound type : bahuvrīhi (prasanna+ātman)

• prasanna – serene, clear, pleased
  adjective (masculine)
  Past Passive Participle
  From root 'sad' (to sit, settle) with upasarga 'pra'.
  Prefix: pra
  Root: sad (class 1)
• ātman – self, soul, spirit
  noun (masculine)

Note: Refers to the subject who attains happiness.

आत्मनि (ātmani) - within the supreme Self (ātman) (in the self, within the soul, in one's being)

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, spirit, essence

Note: Location where one is established.

स्थित्वा (sthitvā) - having stood, having remained, having established oneself

(indeclinable)

Absolutive (Gerund)

From root 'sthā' (to stand) with suffix 'ktvā'.

Root: sthā (class 1)

सुखम् (sukham) - happiness, joy, bliss

(noun)

Accusative, neuter, singular of sukha

sukha - happiness, comfort, ease

Note: Object of 'aśnute'.

अक्षयम् (akṣayam) - imperishable, eternal, undecaying

(adjective)

Accusative, neuter, singular of akṣaya

akṣaya - imperishable, undecaying, eternal

From 'a-' (negation) and 'kṣaya' (decay, destruction).

Compound type : nañ-tatpuruṣa (a+kṣaya)

• a – not, non-
  indeclinable
• kṣaya – decay, destruction, loss
  noun (masculine)
  From root 'kṣi' (to destroy, decay).
  Root: kṣi (class 1)

Note: Modifies 'sukham'.

अश्नुते (aśnute) - attains, reaches, enjoys

(verb)

3rd person , singular, middle, present (lat) of aśnute

Present Middle Indicative

Root 'aś', Class 5 (Śnu class).

Root: aś (class 5)