योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-41, verse-34

देशकालक्रियाकारैर्यथाप्राप्तासु दृष्टिषु ।
प्रकृतं कार्यमातिष्ठ त्यक्त्वा मानसमास्स्व भो ॥ ३४ ॥

deśakālakriyākārairyathāprāptāsu dṛṣṭiṣu ,
prakṛtaṃ kāryamātiṣṭha tyaktvā mānasamāssva bho 34

34. deśakālakriyākāraiḥ yathāprāptāsu dṛṣṭiṣu
prakṛtaṃ kāryam ātiṣṭha tyaktvā mānasam āssva bho

34. bho mānasam tyaktvā deśakālakriyākāraiḥ
yathāprāptāsu dṛṣṭiṣu prakṛtaṃ kāryam ātiṣṭha āssva

34. O, having abandoned mental concerns, remain steadfast and perform the task at hand, acting according to the perceptions that naturally arise from the place, time, and agents involved.

Words meanings summery:

• देशकालक्रियाकारैः (deśakālakriyākāraiḥ) - by means of agents of place, time, and action; by circumstances, time, and doers

• यथाप्राप्तासु (yathāprāptāsu) - in those which are obtained as they are; in natural (circumstances/perceptions)

• दृष्टिषु (dṛṣṭiṣu) - in perceptions, in views, in viewpoints

• प्रकृतं (prakṛtaṁ) - the current, the present, the undertaken

• कार्यम् (kāryam) - work, duty, task

• आतिष्ठ (ātiṣṭha) - stand firm, perform, adhere to, carry out

• त्यक्त्वा (tyaktvā) - having abandoned, having given up

• मानसम् (mānasam) - mental preoccupations or constructs (mental (thing), that which pertains to the mind)

• आस्स्व (āssva) - remain steadfast (in the task) (remain, be, sit)

• भो (bho) - O! (vocative particle)

Words meanings and morphology

देशकालक्रियाकारैः (deśakālakriyākāraiḥ) - by means of agents of place, time, and action; by circumstances, time, and doers

(noun)

Instrumental, masculine, plural of deśakālakriyākāra

deśakālakriyākāra - agent of place, time, and action; one who causes place, time, and action

Compound of deśa (place), kāla (time), kriyā (action), and kāra (agent/doer).

Compound type : tatpuruṣa (kriyākāra) within a dvandva (deśakāla) then tatpuruṣa (deśa+kāla+kriyā+kāra)

• deśa – place, region, country
  noun (masculine)
• kāla – time, period
  noun (masculine)
• kriyā – action, activity, performance
  noun (feminine)
  From root kṛ (to do).
  Root: kṛ (class 8)
• kāra – doer, maker, agent
  noun (masculine)
  Derived from root kṛ (to do) with suffix -a.
  Root: kṛ (class 8)

यथाप्राप्तासु (yathāprāptāsu) - in those which are obtained as they are; in natural (circumstances/perceptions)

(adjective)

Locative, feminine, plural of yathāprāpta

yathāprāpta - obtained as it is, naturally acquired

Past Passive Participle

Derived from pra-āp (to obtain) with yathā (as, in the manner that).

Compound type : avyayībhāva (yathā+prāpta)

• yathā – as, just as, according to
  indeclinable
• prāpta – obtained, reached, acquired
  adjective
  Past Passive Participle
  From pra + āp (to obtain).
  Prefix: pra
  Root: āp (class 5)

Note: Qualifies `dṛṣṭiṣu`.

दृष्टिषु (dṛṣṭiṣu) - in perceptions, in views, in viewpoints

(noun)

Locative, feminine, plural of dṛṣṭi

dṛṣṭi - sight, view, perception, vision

From root dṛś (to see).

Root: dṛś (class 1)

प्रकृतं (prakṛtaṁ) - the current, the present, the undertaken

(adjective)

Accusative, neuter, singular of prakṛta

prakṛta - done, made, performed, current, present, relevant

Past Passive Participle

From pra + kṛ (to do).

Prefix: pra

Root: kṛ (class 8)

Note: Qualifies `kāryam`.

कार्यम् (kāryam) - work, duty, task

(noun)

Accusative, neuter, singular of kārya

kārya - to be done, proper to be done, duty, task, work

Gerundive / Future Passive Participle

From root kṛ (to do) with suffix -ya.

Root: kṛ (class 8)

Note: Object of `ātiṣṭha`.

आतिष्ठ (ātiṣṭha) - stand firm, perform, adhere to, carry out

(verb)

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

Imperative, 2nd person singular

From root sthā (to stand) with prefix ā. Here, in the sense of 'apply oneself to' or 'perform'.

Prefix: ā

Root: sthā (class 1)

त्यक्त्वा (tyaktvā) - having abandoned, having given up

(indeclinable)

Absolutive / Gerund

Formed with suffix -ktvā.

Root: tyaj (class 1)

मानसम् (mānasam) - mental preoccupations or constructs (mental (thing), that which pertains to the mind)

(noun)

Accusative, neuter, singular of mānasa

mānasa - mental, belonging to the mind, thought

Derived from manas (mind) + -a (suffix).

Root: man (class 4)

Note: Object of `tyaktvā`.

आस्स्व (āssva) - remain steadfast (in the task) (remain, be, sit)

(verb)

2nd person , singular, middle, imperative (loṭ) of ās

Imperative, 2nd person singular, middle voice

From root ās (to sit/remain).

Root: ās (class 2)

भो (bho) - O! (vocative particle)

(indeclinable)