योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-18, verse-45

यथाक्षणं यथादेशं प्रविचारयता सुखम् ।
यथासंभवसत्सङ्गमिदं शास्त्रमथेतरत् ॥ ४५ ॥

yathākṣaṇaṃ yathādeśaṃ pravicārayatā sukham ,
yathāsaṃbhavasatsaṅgamidaṃ śāstramathetarat 45

45. yathākṣaṇam yathādeśam pravicārayatā sukham
yathāsaṃbhavasatsaṅgam idam śāstram atha itarat

45. idam śāstram atha itarat yathākṣaṇam yathādeśam
yathāsaṃbhavasatsaṅgam sukham pravicārayatā

45. One should happily reflect upon this scripture and others, considering the appropriate time, place, and the best possible association with the wise.

Words meanings summery:

• यथाक्षणम् (yathākṣaṇam) - according to the moment, according to the time

• यथादेशम् (yathādeśam) - according to the place, suitable to the locality

• प्रविचारयता (pravicārayatā) - by one who reflects, by one who considers

• सुखम् (sukham) - happily, comfortably, easily

• यथासंभवसत्सङ्गम् (yathāsaṁbhavasatsaṅgam) - according to the best possible association with the wise/truth

• इदम् (idam) - this

• शास्त्रम् (śāstram) - scripture, teaching, treatise, science

• अथ (atha) - then, now, and, moreover

• इतरत् (itarat) - the other

Words meanings and morphology

यथाक्षणम् (yathākṣaṇam) - according to the moment, according to the time

(indeclinable)

Compound type : avyayībhāva (yathā+kṣaṇa)

• yathā – as, according to, in such a manner
  indeclinable
• kṣaṇa – moment, instant, time, leisure
  noun (masculine)

Note: Adverbial use of an accusative singular neuter noun.

यथादेशम् (yathādeśam) - according to the place, suitable to the locality

(indeclinable)

Compound type : avyayībhāva (yathā+deśa)

• yathā – as, according to, in such a manner
  indeclinable
• deśa – place, region, country
  noun (masculine)

Note: Adverbial use of an accusative singular neuter noun.

प्रविचारयता (pravicārayatā) - by one who reflects, by one who considers

(participle)

Instrumental, masculine, singular of pravicārayat

pravicārayat - reflecting, considering, deliberating

Present Active Participle (Causative)

Derived from the causative stem of root √car (to move, go) with prefix pra, meaning 'to cause to move, to consider, to reflect'.

Prefixes: pra+vi

Root: car (class 1)

सुखम् (sukham) - happily, comfortably, easily

(indeclinable)

Note: Used adverbially (accusative singular neuter).

यथासंभवसत्सङ्गम् (yathāsaṁbhavasatsaṅgam) - according to the best possible association with the wise/truth

(indeclinable)

Compound type : avyayībhāva (yathāsaṃbhava+satsaṅga)

• yathāsaṃbhava – as far as possible, according to possibility
  indeclinable
• satsaṅga – association with the good, company of the wise/truth
  noun (masculine)

Note: Adverbial use of an accusative singular neuter noun.

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this, this here

शास्त्रम् (śāstram) - scripture, teaching, treatise, science

(noun)

Nominative, neuter, singular of śāstra

śāstra - scripture, treatise, instruction, science, rule

Root: śās (class 2)

अथ (atha) - then, now, and, moreover

(indeclinable)

इतरत् (itarat) - the other

(pronoun)

Nominative, neuter, singular of itara

itara - other, different, another