योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-89, verse-16

तत्त्वज्ञोऽवाप्यतत्त्वज्ञो यः कालद्रव्यकर्मभिः ।
यथाक्रमं प्रयतते तस्योर्ध्वत्वादि सिद्ध्यति ॥ १६ ॥

tattvajño'vāpyatattvajño yaḥ kāladravyakarmabhiḥ ,
yathākramaṃ prayatate tasyordhvatvādi siddhyati 16

16. tattvajñaḥ avāpya tattvajñaḥ yaḥ kāla-dravya-karmabhiḥ
yathākramam prayatate tasya ūrdhvatvādi siddhyati

16. yaḥ tattvajñaḥ (ca) avāpya tattvajñaḥ kāla-dravya-karmabhiḥ yathākramam prayatate,
tasya ūrdhvatvādi siddhyati

16. He who, being a knower of reality (tattva) and having attained its realization, strives systematically through the influences of time, substance, and action (karma); for him, elevated states and similar accomplishments are achieved.

Words meanings summery:

• तत्त्वज्ञः (tattvajñaḥ) - one with theoretical knowledge of reality (knower of truth, knower of reality)

• अवाप्य (avāpya) - having attained the knowledge or realization (of truth) (having attained, having obtained)

• तत्त्वज्ञः (tattvajñaḥ) - one who has experientially realized reality (knower of truth, knower of reality)

• यः (yaḥ) - who, which

• काल-द्रव्य-कर्मभिः (kāla-dravya-karmabhiḥ) - by time, substance, and action; through the influences of time, substance, and action

• यथाक्रमम् (yathākramam) - in due order, systematically, appropriately

• प्रयतते (prayatate) - strives, endeavors, exerts oneself

• तस्य (tasya) - his, for him

• ऊर्ध्वत्वादि (ūrdhvatvādi) - elevated state and so on, elevation etc.

• सिद्ध्यति (siddhyati) - is accomplished, succeeds, is perfected, becomes complete

Words meanings and morphology

तत्त्वज्ञः (tattvajñaḥ) - one with theoretical knowledge of reality (knower of truth, knower of reality)

(noun)

Nominative, masculine, singular of tattvajña

tattvajña - knower of truth, one who knows reality

compound of tattva and jña

Compound type : tatpuruṣa (tattva+jña)

• tattva – truth, reality, essence, principle
  noun (neuter)
• jña – knower, understanding
  adjective (masculine)
  agent noun from verb root
  From √jñā (to know) + -a suffix
  Root: jñā (class 9)

अवाप्य (avāpya) - having attained the knowledge or realization (of truth) (having attained, having obtained)

(indeclinable)

Gerund (absolutive)

From √āp (to obtain) with prefix ava-

Prefix: ava

Root: āp (class 5)

तत्त्वज्ञः (tattvajñaḥ) - one who has experientially realized reality (knower of truth, knower of reality)

(noun)

Nominative, masculine, singular of tattvajña

tattvajña - knower of truth, one who knows reality

compound of tattva and jña

Compound type : tatpuruṣa (tattva+jña)

• tattva – truth, reality, essence, principle
  noun (neuter)
• jña – knower, understanding
  adjective (masculine)
  agent noun from verb root
  From √jñā (to know) + -a suffix
  Root: jñā (class 9)

Note: This is the predicate for yaḥ after the action of avāpya, indicating the resultant state of being a knower.

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

काल-द्रव्य-कर्मभिः (kāla-dravya-karmabhiḥ) - by time, substance, and action; through the influences of time, substance, and action

(noun)

Instrumental, masculine, plural of kāla-dravya-karma

kāla-dravya-karma - time, substance, and action

Compound noun

Compound type : dvandva (kāla+dravya+karma)

• kāla – time
  noun (masculine)
• dravya – substance, material
  noun (neuter)
• karma – action, deed, ritual, fate (karma)
  noun (neuter)
  From √kṛ (to do)
  Root: kṛ (class 8)

Note: The ending bhiḥ is instrumental plural.

यथाक्रमम् (yathākramam) - in due order, systematically, appropriately

(indeclinable)

compound of yathā and krama

Compound type : avyayībhāva (yathā+krama)

• yathā – as, just as, according to
  indeclinable
• krama – step, order, sequence
  noun (masculine)

Note: Functions adverbially.

प्रयतते (prayatate) - strives, endeavors, exerts oneself

(verb)

3rd person , singular, middle, present (laṭ) of √yat

Present Middle

From √yat (1st class) with prefix pra-

Prefix: pra

Root: yat (class 1)

तस्य (tasya) - his, for him

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

ऊर्ध्वत्वादि (ūrdhvatvādi) - elevated state and so on, elevation etc.

(noun)

Nominative, neuter, singular of ūrdhvatvādi

ūrdhvatvādi - elevation, high state, and so on; superiority, eminence, etc.

compound ending with ādi

Compound type : tatpuruṣa (ūrdhvatva+ādi)

• ūrdhvatva – state of being high, elevation
  noun (neuter)
  From ūrdhva + tva suffix
• ādi – beginning, etcetera, and so on
  noun (masculine)

सिद्ध्यति (siddhyati) - is accomplished, succeeds, is perfected, becomes complete

(verb)

3rd person , singular, active, present (laṭ) of √sidh

Present Active

From √sidh (4th class)

Root: sidh (class 4)