योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-22, verse-24

तच्चिन्तनं तत्कथनमन्योन्यं तत्प्रबोधनम् ।
एतदेकपरत्वं च तदभ्यासं विदुर्बुधाः ॥ २४ ॥

taccintanaṃ tatkathanamanyonyaṃ tatprabodhanam ,
etadekaparatvaṃ ca tadabhyāsaṃ vidurbudhāḥ 24

24. tat cintanam tat kathanam anyonyam tat prabodhanam
etat eka-paratvam ca tat abhyāsam viduḥ budhāḥ

24. budhāḥ tat cintanam tat kathanam anyonyam tat
prabodhanam ca etat eka-paratvam tat abhyāsam viduḥ

24. The wise (budha) understand that this mutual contemplation of That (brahman), speaking of That, enlightening each other about That, and being exclusively devoted to this, constitutes the true practice (abhyāsa) of That.

Words meanings summery:

• तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

• चिन्तनम् (cintanam) - contemplation of the Supreme Reality (brahman) (thinking, meditation, contemplation)

• तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

• कथनम् (kathanam) - speaking about the Supreme Reality (brahman) (speaking, narrating, discourse)

• अन्योन्यम् (anyonyam) - mutually, among themselves (mutually, reciprocally, each other)

• तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

• प्रबोधनम् (prabodhanam) - mutual enlightenment about the Supreme Reality (brahman) (awakening, enlightening, instructing)

• एतत् (etat) - this (referring to the aforementioned activities) (this, this one)

• एक-परत्वम् (eka-paratvam) - exclusive devotion to this (practice) (exclusive devotion, being solely intent on)

• च (ca) - and (and, also, moreover)

• तत् (tat) - that (specific, aforementioned) (that, that one)

• अभ्यासम् (abhyāsam) - the spiritual practice (abhyāsa) (practice, repetition, study)

• विदुः (viduḥ) - they (the wise) understand (they know, they understand)

• बुधाः (budhāḥ) - the wise persons (who comprehend spiritual truths) (the wise, intelligent people, learned ones)

Words meanings and morphology

तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Used here adjectivally with 'cintanam' but implies 'of That (Brahman)'.

चिन्तनम् (cintanam) - contemplation of the Supreme Reality (brahman) (thinking, meditation, contemplation)

(noun)

Nominative, neuter, singular of cintana

cintana - thinking, meditating, contemplating, reflection

Derived from the root 'cit' (to perceive, know) with the suffix '-ana' forming a neuter noun.

Root: cit (class 10)

Note: Part of a list defining the 'practice'.

तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Used here adjectivally with 'kathanam' but implies 'of That (Brahman)'.

कथनम् (kathanam) - speaking about the Supreme Reality (brahman) (speaking, narrating, discourse)

(noun)

Nominative, neuter, singular of kathana

kathana - speaking, narrating, saying, telling

Derived from the root 'kath' (to tell, speak) with the suffix '-ana' forming a neuter noun.

Root: kath (class 10)

Note: Part of a list defining the 'practice'.

अन्योन्यम् (anyonyam) - mutually, among themselves (mutually, reciprocally, each other)

(indeclinable)

From 'anya' (other) repeated.

Note: Qualifies the act of enlightening.

तत् (tat) - that Supreme Reality (brahman) (that, that one, that reality)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Used here adjectivally with 'prabodhanam' but implies 'about That (Brahman)'.

प्रबोधनम् (prabodhanam) - mutual enlightenment about the Supreme Reality (brahman) (awakening, enlightening, instructing)

(noun)

Nominative, neuter, singular of prabodhana

prabodhana - awakening, rousing, enlightening, instructing

Derived from root 'budh' (to know, awaken) with prefix 'pra-' and suffix '-ana'.

Prefix: pra

Root: budh (class 1)

Note: Part of a list defining the 'practice'.

एतत् (etat) - this (referring to the aforementioned activities) (this, this one)

(pronoun)

Nominative, neuter, singular of etad

etad - this, this one, he, she, it

Note: Used adjectivally with 'eka-paratvam'.

एक-परत्वम् (eka-paratvam) - exclusive devotion to this (practice) (exclusive devotion, being solely intent on)

(noun)

Nominative, neuter, singular of eka-paratva

eka-paratva - sole dependence, exclusive devotion, single-mindedness

Compound of 'eka' (one, sole) and 'paratva' (devotion, supremacy, excellence).

Compound type : tatpuruṣa (eka+paratva)

• eka – one, sole, single, unique
  numeral
• paratva – supremacy, excellence, devotion to, dependence on
  noun (neuter)
  Derived from 'para' (supreme, other) with the suffix '-tva' forming a neuter noun.

Note: Part of a list defining the 'practice'.

च (ca) - and (and, also, moreover)

(indeclinable)

Note: Connects the last item in the list of practices.

तत् (tat) - that (specific, aforementioned) (that, that one)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

Note: Adjectival to 'abhyāsam'.

अभ्यासम् (abhyāsam) - the spiritual practice (abhyāsa) (practice, repetition, study)

(noun)

Accusative, masculine, singular of abhyāsa

abhyāsa - practice, repetition, study, exercise

Derived from root 'as' (to throw) with prefix 'abhi-' and the suffix '-a'.

Prefix: abhi

Root: as (class 4)

Note: Direct object of 'viduḥ'.

विदुः (viduḥ) - they (the wise) understand (they know, they understand)

(verb)

3rd person , plural, active, present (lat) of vid

Root: vid (class 2)

बुधाः (budhāḥ) - the wise persons (who comprehend spiritual truths) (the wise, intelligent people, learned ones)

(noun)

Nominative, masculine, plural of budha

budha - wise, intelligent, learned person

Derived from the root 'budh' (to know, awaken).

Root: budh (class 1)

Note: Subject of the verb 'viduḥ'.