महाभारतः mahābhārataḥ - book-13, chapter-90, verse-43

स्वाध्यायनिष्ठा ऋषयो ज्ञाननिष्ठास्तथैव च ।
तपोनिष्ठाश्च बोद्धव्याः कर्मनिष्ठाश्च भारत ॥४३॥

43. svādhyāyaniṣṭhā ṛṣayo jñānaniṣṭhāstathaiva ca ,
taponiṣṭhāśca boddhavyāḥ karmaniṣṭhāśca bhārata.

43. svādhyāya-niṣṭhāḥ ṛṣayaḥ jñāna-niṣṭhāḥ tathā eva ca
tapaḥ-niṣṭhāḥ ca boddhavyāḥ karma-niṣṭhāḥ ca bhārata

43. bhārata svādhyāya-niṣṭhāḥ ṛṣayaḥ tathā eva ca
jñāna-niṣṭhāḥ ca tapaḥ-niṣṭhāḥ ca karma-niṣṭhāḥ boddhavyāḥ

43. O Bhārata, the sages who are dedicated to self-study, and likewise those dedicated to knowledge, and those dedicated to ascetic practice (tapas), and those dedicated to action (karma) – all of them should be recognized.

Words meanings summery:

• स्वाध्याय-निष्ठाः (svādhyāya-niṣṭhāḥ) - sages dedicated to the study of sacred texts (those devoted to self-study, dedicated to Vedic recitation)

• ऋषयः (ṛṣayaḥ) - sages, seers

• ज्ञान-निष्ठाः (jñāna-niṣṭhāḥ) - sages dedicated to spiritual knowledge (those devoted to knowledge, dedicated to wisdom)

• तथा (tathā) - thus, so, in that manner, likewise

• एव (eva) - indeed, only, very

• च (ca) - and, also

• तपः-निष्ठाः (tapaḥ-niṣṭhāḥ) - sages dedicated to ascetic practice (tapas) (those devoted to asceticism, dedicated to penance)

• च (ca) - and, also

• बोद्धव्याः (boddhavyāḥ) - should be known, should be understood, should be recognized

• कर्म-निष्ठाः (karma-niṣṭhāḥ) - sages dedicated to performing prescribed actions (karma) (those devoted to action, dedicated to duty)

• च (ca) - and, also

• भारत (bhārata) - O descendant of Bharata (an address to the listener, often Arjuna or Janamejaya) (O Bhārata (descendant of Bharata, an epithet often for Arjuna or Janamejaya))

Words meanings and morphology

स्वाध्याय-निष्ठाः (svādhyāya-niṣṭhāḥ) - sages dedicated to the study of sacred texts (those devoted to self-study, dedicated to Vedic recitation)

(adjective)

Nominative, masculine, plural of svādhyāya-niṣṭha

svādhyāya-niṣṭha - dedicated to self-study, devoted to one's own branch of the Veda

Compound type : tatpuruṣa (svādhyāya+niṣṭha)

• svādhyāya – self-study, recitation of Vedic texts, one's own branch of the Veda
  noun (masculine)
  Prefixes: sva+adhi
  Root: i (class 2)
• niṣṭha – fixed in, devoted to, relying on
  adjective (masculine)
  Derived from root sthā (to stand) with prefix ni
  Prefix: ni
  Root: sthā (class 1)

ऋषयः (ṛṣayaḥ) - sages, seers

(noun)

Nominative, masculine, plural of ṛṣi

ṛṣi - sage, seer, inspired poet

Root: ṛṣ (class 4)

ज्ञान-निष्ठाः (jñāna-niṣṭhāḥ) - sages dedicated to spiritual knowledge (those devoted to knowledge, dedicated to wisdom)

(adjective)

Nominative, masculine, plural of jñāna-niṣṭha

jñāna-niṣṭha - dedicated to knowledge, fixed in wisdom

Compound type : tatpuruṣa (jñāna+niṣṭha)

• jñāna – knowledge, wisdom, understanding
  noun (neuter)
  Root: jñā (class 9)
• niṣṭha – fixed in, devoted to, relying on
  adjective (masculine)
  Derived from root sthā (to stand) with prefix ni
  Prefix: ni
  Root: sthā (class 1)

तथा (tathā) - thus, so, in that manner, likewise

(indeclinable)

एव (eva) - indeed, only, very

(indeclinable)

च (ca) - and, also

(indeclinable)

तपः-निष्ठाः (tapaḥ-niṣṭhāḥ) - sages dedicated to ascetic practice (tapas) (those devoted to asceticism, dedicated to penance)

(adjective)

Nominative, masculine, plural of tapaḥ-niṣṭha

tapaḥ-niṣṭha - dedicated to asceticism, fixed in penance

Compound type : tatpuruṣa (tapas+niṣṭha)

• tapas – asceticism, penance, heat, spiritual fervor
  noun (neuter)
  Root: tap (class 1)
• niṣṭha – fixed in, devoted to, relying on
  adjective (masculine)
  Derived from root sthā (to stand) with prefix ni
  Prefix: ni
  Root: sthā (class 1)

च (ca) - and, also

(indeclinable)

बोद्धव्याः (boddhavyāḥ) - should be known, should be understood, should be recognized

(adjective)

Nominative, masculine, plural of boddhavya

boddhavya - to be known, to be understood, recognizable

Gerundive

Formed from root budh with suffix -tavya

Root: budh (class 1)

कर्म-निष्ठाः (karma-niṣṭhāḥ) - sages dedicated to performing prescribed actions (karma) (those devoted to action, dedicated to duty)

(adjective)

Nominative, masculine, plural of karma-niṣṭha

karma-niṣṭha - dedicated to action, fixed in duty

Compound type : tatpuruṣa (karma+niṣṭha)

• karma – action, deed, duty, fate, ritual action
  noun (neuter)
  Root: kṛ (class 8)
• niṣṭha – fixed in, devoted to, relying on
  adjective (masculine)
  Derived from root sthā (to stand) with prefix ni
  Prefix: ni
  Root: sthā (class 1)

च (ca) - and, also

(indeclinable)

भारत (bhārata) - O descendant of Bharata (an address to the listener, often Arjuna or Janamejaya) (O Bhārata (descendant of Bharata, an epithet often for Arjuna or Janamejaya))

(proper noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, relating to Bharata, India