योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-78, verse-18

श्रीवसिष्ठ उवाच ।
शास्त्रसज्जनसंपर्कवैराग्याभ्यासयोगतः ।
अनास्थायां कृतास्थायां पूर्वसंसारवृत्तिषु ॥ १८ ॥

śrīvasiṣṭha uvāca ,
śāstrasajjanasaṃparkavairāgyābhyāsayogataḥ ,
anāsthāyāṃ kṛtāsthāyāṃ pūrvasaṃsāravṛttiṣu 18

18. śrīvasiṣṭha uvāca śāstrasajjnasaṃparkavairāgyābhyāsayogataḥ
anāsthāyām kṛtāsthāyām pūrvasaṃsāravṛttiṣu

18. śrīvasiṣṭha uvāca śāstrasajjnasaṃparkavairāgyābhyāsayogataḥ
pūrvasaṃsāravṛttiṣu anāsthāyām kṛtāsthāyām

18. Śrī Vasiṣṭha said: 'Through the combination of scriptural study, association with good people, dispassion, and the practice of meditation (yoga), and by firmly establishing non-attachment towards one's past worldly tendencies (saṃsāra)...'

Words meanings summery:

• श्रीवसिष्ठ (śrīvasiṣṭha) - Sage Vasiṣṭha

• उवाच (uvāca) - he said, he spoke

• शास्त्रसज्ज्नसंपर्कवैराग्याभ्यासयोगतः (śāstrasajjnasaṁparkavairāgyābhyāsayogataḥ) - by means of (the combination of) scriptural study, association with good people, dispassion, and the practice of meditation/yoga

• अनास्थायाम् (anāsthāyām) - in non-attachment, in indifference, in disregard

• कृतास्थायाम् (kṛtāsthāyām) - when firm non-attachment is established (referring to `anāsthāyām`) (when firmness is made, when confidence is established)

• पूर्वसंसारवृत्तिषु (pūrvasaṁsāravṛttiṣu) - in/towards previous worldly activities/tendencies/existences

Words meanings and morphology

श्रीवसिष्ठ (śrīvasiṣṭha) - Sage Vasiṣṭha

(proper noun)

Nominative, masculine, singular of śrīvasiṣṭha

śrīvasiṣṭha - Śrī Vasiṣṭha (a proper name, a revered Vedic sage)

उवाच (uvāca) - he said, he spoke

(verb)

3rd person , singular, active, perfect (liṭ) of vac

Root: vac (class 2)

शास्त्रसज्ज्नसंपर्कवैराग्याभ्यासयोगतः (śāstrasajjnasaṁparkavairāgyābhyāsayogataḥ) - by means of (the combination of) scriptural study, association with good people, dispassion, and the practice of meditation/yoga

(noun)

Ablative, masculine, singular of śāstrasajjnasaṃparkavairāgyābhyāsayoga

śāstrasajjnasaṁparkavairāgyābhyāsayoga - a combination of scripture, contact with good people, dispassion, practice, and yoga

Compound formed by combining several nouns (śāstra, sajjana-saṃparka, vairāgya, abhyāsa, yoga), followed by the ablative suffix '-taḥ'.

Compound type : dvandva (śāstra+sajjana-saṃparka+vairāgya+abhyāsa+yoga)

• śāstra – scripture, treatise, rule, science
  noun (neuter)
  From root 'śās' (to teach, instruct)
  Root: śās (class 2)
• sajjana-saṃparka – contact with good people, association with the virtuous
  noun (masculine)
• vairāgya – dispassion, detachment, indifference, freedom from worldly desires
  noun (neuter)
  Derived from 'virāga' (lack of passion/color)
  Prefix: vi
  Root: rañj (class 1)
• abhyāsa – practice, repetition, study, exercise
  noun (masculine)
  Derived from root 'as' (to throw, cast) with prefix 'abhi' (towards, repeatedly)
  Prefix: abhi
  Root: as (class 2)
• yoga – union, spiritual discipline, meditation, connection, harnessing
  noun (masculine)
  Derived from root 'yuj' (to join, unite)
  Root: yuj (class 7)

Note: The suffix '-taḥ' indicates 'from' or 'by means of'.

अनास्थायाम् (anāsthāyām) - in non-attachment, in indifference, in disregard

(noun)

Locative, feminine, singular of anāsthā

anāsthā - non-attachment, indifference, disregard, lack of faith

Formed by 'a-' (negation) + 'āsthā' (faith, attachment)

Root: sthā (class 1)

Note: Part of a locative absolute construction, indicating 'when there is non-attachment'.

कृतास्थायाम् (kṛtāsthāyām) - when firm non-attachment is established (referring to `anāsthāyām`) (when firmness is made, when confidence is established)

(adjective)

Locative, feminine, singular of kṛtāsthā

kṛtāsthā - having established firmness/faith, having made firm resolve

Compound of 'kṛta' (done) + 'āsthā' (firmness/faith). A Bahuvrihi compound, meaning 'that in which firmness has been made'.

Compound type : bahuvrīhi (kṛta+āsthā)

• kṛta – done, made, performed
  adjective (neuter)
  Past Passive Participle
  From root 'kṛ' (to do, make)
  Root: kṛ (class 8)
• āsthā – firmness, faith, trust, attachment, reverence
  noun (feminine)
  Derived from root 'sthā' (to stand) with prefix 'ā' (towards)
  Prefix: ā
  Root: sthā (class 1)

Note: Agrees with 'anāsthāyām' in a locative absolute construction. Implies 'when non-attachment is made firm'.

पूर्वसंसारवृत्तिषु (pūrvasaṁsāravṛttiṣu) - in/towards previous worldly activities/tendencies/existences

(noun)

Locative, feminine, plural of pūrvasaṃsāravṛtti

pūrvasaṁsāravṛtti - previous worldly activities/tendencies/existences (in saṃsāra)

Compound type : tatpuruṣa (pūrva+saṃsāra+vṛtti)

• pūrva – former, previous, prior, ancient
  adjective (masculine)
• saṃsāra – cycle of rebirth, transmigration, worldly existence
  noun (masculine)
  Derived from root 'sṛ' (to flow, move) with prefix 'sam' (together, completely)
  Prefix: sam
  Root: sṛ (class 1)
• vṛtti – activity, course, conduct, state, existence, livelihood
  noun (feminine)
  Derived from root 'vṛt' (to turn, exist)
  Root: vṛt (class 1)

Note: Governed by the locative absolute construction 'anāsthāyāṃ kṛtāsthāyāṃ'.