योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-77, verse-9

अन्तःसर्वपरित्यागी नित्यमन्तरनेषणः ।
कुर्वन्नपि बहिः कार्यं सममेवावतिष्ठते ॥ ९ ॥

antaḥsarvaparityāgī nityamantaraneṣaṇaḥ ,
kurvannapi bahiḥ kāryaṃ samamevāvatiṣṭhate 9

9. antaḥ sarvaparityāgī nityam antar aneṣaṇaḥ
kurvan api bahiḥ kāryam samam eva avatiṣṭhate

9. antaḥ sarvaparityāgī nityam antaḥ aneṣaṇaḥ,
bahiḥ kāryam kurvan api,
samam eva avatiṣṭhate

9. Internally, he has renounced everything; always, internally, he has no desires. Even while performing external actions (karma), he remains completely undisturbed.

Words meanings summery:

• अन्तः (antaḥ) - internally (inside, within, internally)

• सर्वपरित्यागी (sarvaparityāgī) - one who has renounced everything

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

• अन्तर् (antar) - internally (inside, within, internally)

• अनेषणः (aneṣaṇaḥ) - having no desires, not seeking (not seeking, without desire, without search)

• कुर्वन् (kurvan) - performing (performing, doing, making)

• अपि (api) - even (also, even, too, though)

• बहिः (bahiḥ) - external (outside, externally)

• कार्यम् (kāryam) - actions (karma) (action, work, duty, to be done)

• समम् (samam) - completely undisturbed, even-minded (equal, even, impartial, tranquil)

• एव (eva) - completely, indeed (indeed, only, just, quite)

• अवतिष्ठते (avatiṣṭhate) - he remains undisturbed (he remains, he stays, he abides, he stands firm)

Words meanings and morphology

अन्तः (antaḥ) - internally (inside, within, internally)

(indeclinable)

सर्वपरित्यागी (sarvaparityāgī) - one who has renounced everything

(adjective)

Nominative, masculine, singular of sarvaparityāgin

sarvaparityāgin - renouncing all, abandoning all

Compound of sarva (all) and parityāgin (renouncer).

Compound type : tatpuruṣa (sarva+parityāgin)

• sarva – all, every, whole, complete
  pronoun (masculine)
• parityāgin – renouncer, abandons, giver up
  noun (masculine)
  Agent noun from pari-tyaj
  Derived from root tyaj (to abandon) with prefix pari-, and suffix -in (agent noun).
  Prefix: pari
  Root: tyaj (class 1)

Note: Refers to the implied subject 'he'.

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

(indeclinable)

Note: Used adverbially.

अन्तर् (antar) - internally (inside, within, internally)

(indeclinable)

अनेषणः (aneṣaṇaḥ) - having no desires, not seeking (not seeking, without desire, without search)

(adjective)

Nominative, masculine, singular of aneṣaṇa

aneṣaṇa - not seeking, having no desire, indifferent, without search

Compound of 'an-' (negative prefix) and 'eṣaṇa' (seeking/desire). Eṣaṇa is from root iṣ (to wish, to seek).

Compound type : nañ-tatpuruṣa (an+eṣaṇa)

• an – not, non-
  indeclinable
  Negative prefix.
• eṣaṇa – seeking, desiring, searching
  noun (neuter)
  Verbal noun from root iṣ
  From root iṣ (to wish, to seek) with suffix -ana.
  Root: iṣ (class 4)

Note: Refers to the implied subject 'he'.

कुर्वन् (kurvan) - performing (performing, doing, making)

(participle)

Nominative, masculine, singular of kurvat

kurvat - doing, making, performing

Present Active Participle (Parasmaipada)

Derived from root kṛ (to do); Class 8, Parasmaipada, present stem kurv-.

Root: kṛ (class 8)

Note: Refers to the implied subject 'he'.

अपि (api) - even (also, even, too, though)

(indeclinable)

Note: Intensifying particle.

बहिः (bahiḥ) - external (outside, externally)

(indeclinable)

कार्यम् (kāryam) - actions (karma) (action, work, duty, to be done)

(participle)

Accusative, neuter, singular of kārya

kārya - to be done, work, action, duty, business

Gerundive/Future Passive Participle

Derived from root kṛ (to do) with suffix -ya (kṛ-ya -> kārya).

Root: kṛ (class 8)

Note: Translated as 'actions' (plural) for natural English, though grammatically singular.

समम् (samam) - completely undisturbed, even-minded (equal, even, impartial, tranquil)

(indeclinable)

Note: Adverbial use.

एव (eva) - completely, indeed (indeed, only, just, quite)

(indeclinable)

Note: Emphatic particle.

अवतिष्ठते (avatiṣṭhate) - he remains undisturbed (he remains, he stays, he abides, he stands firm)

(verb)

3rd person , singular, active, present (laṭ) of avasthā

Present tense, Atmanepada

Root sthā (to stand) with prefix ava-; Class 1, Atmanepada, reduplicated present stem tiṣṭha.

Prefix: ava

Root: sthā (class 1)

Note: Implies remaining in a state of equipoise.