महाभारतः mahābhārataḥ - book-15, chapter-44, verse-7

ऋद्धाभिजनवृद्धानां वेदवेदाङ्गवेदिनाम् ।
धर्मज्ञानां पुराणानां वदतां विविधाः कथाः ॥७॥

7. ṛddhābhijanavṛddhānāṁ vedavedāṅgavedinām ,
dharmajñānāṁ purāṇānāṁ vadatāṁ vividhāḥ kathāḥ.

7. ṛddhābhijanavṛddhānām vedavedāṅgavedinām
dharmajñānām purāṇānām vadatām vividhāḥ kathāḥ

7. ṛddhābhijanavṛddhānām vedavedāṅgavedinām
dharmajñānām purāṇānām vadatām vividhāḥ kathāḥ

7. These sages are of noble and aged lineage, knowers of the Vedas and Vedangas, who understand the natural law (dharma), knowledgeable in ancient lore, and who narrate various stories.

Words meanings summery:

• ऋद्धाभिजनवृद्धानाम् (ṛddhābhijanavṛddhānām) - of noble and aged lineage (referring to the sages) (of those whose lineage is prosperous and aged, of noble and old families)

• वेदवेदाङ्गवेदिनाम् (vedavedāṅgavedinām) - of those who know the Vedas and Vedangas

• धर्मज्ञानाम् (dharmajñānām) - of those who understand the natural law (dharma) (of those who know dharma, righteous)

• पुराणानाम् (purāṇānām) - of those knowledgeable in ancient lore (of the ancient ones, of ancient stories/texts)

• वदताम् (vadatām) - of those who narrate (of those speaking, narrating)

• विविधाः (vividhāḥ) - various (various, diverse, manifold)

• कथाः (kathāḥ) - stories (stories, tales, narratives)

Words meanings and morphology

ऋद्धाभिजनवृद्धानाम् (ṛddhābhijanavṛddhānām) - of noble and aged lineage (referring to the sages) (of those whose lineage is prosperous and aged, of noble and old families)

(adjective)

Genitive, masculine, plural of ṛddhābhijanavṛddha

ṛddhābhijanavṛddha - one whose family/lineage is prosperous and old

Compound type : bahuvrīhi (ṛddha+abhijana+vṛddha)

• ṛddha – prosperous, flourishing, wealthy
  adjective (masculine)
  Past Passive Participle
  Derived from root 'ṛdh' (to prosper)
  Root: ṛdh (class 4)
• abhijana – lineage, race, family, noble birth
  noun (masculine)
  Prefix: abhi
• vṛddha – old, aged, grown, increased
  adjective (masculine)
  Past Passive Participle
  Derived from root 'vṛdh' (to grow, increase)
  Root: vṛdh (class 1)

Note: Qualifies 'ṛṣīṇām' from the previous verse.

वेदवेदाङ्गवेदिनाम् (vedavedāṅgavedinām) - of those who know the Vedas and Vedangas

(adjective)

Genitive, masculine, plural of vedavedāṅgavedin

vedavedāṅgavedin - one who knows the Vedas and Vedangas (auxiliary disciplines of the Vedas)

Compound type : tatpuruṣa (veda+vedāṅga+vedin)

• veda – sacred knowledge, a Veda (Ṛgveda, Yajurveda, Sāmaveda, Atharvaveda)
  noun (masculine)
  Root: vid (class 2)
• vedāṅga – auxiliary discipline of the Veda (e.g., phonetics, ritual, grammar)
  noun (neuter)
• vedin – knower, understanding
  adjective (masculine)
  Derived from root 'vid' (to know)
  Root: vid (class 2)

Note: Qualifies 'ṛṣīṇām'.

धर्मज्ञानाम् (dharmajñānām) - of those who understand the natural law (dharma) (of those who know dharma, righteous)

(adjective)

Genitive, masculine, plural of dharmajña

dharmajña - knower of dharma, righteous, virtuous

Compound type : tatpuruṣa (dharma+jña)

• dharma – natural law, constitution, duty, righteousness, intrinsic nature
  noun (masculine)
  Root: dhṛ (class 1)
• jña – knower, understanding
  adjective (masculine)
  Derived from root 'jñā' (to know)
  Root: jñā (class 9)

Note: Qualifies 'ṛṣīṇām'.

पुराणानाम् (purāṇānām) - of those knowledgeable in ancient lore (of the ancient ones, of ancient stories/texts)

(adjective)

Genitive, masculine, plural of purāṇa

purāṇa - ancient, old; a class of ancient texts

Note: Qualifies 'ṛṣīṇām'.

वदताम् (vadatām) - of those who narrate (of those speaking, narrating)

(adjective)

Genitive, masculine, plural of vadat

vadat - speaking, narrating

Present Active Participle

Derived from verb root 'vad' (to speak)

Root: vad (class 1)

Note: Qualifies 'ṛṣīṇām', indicating their action.

विविधाः (vividhāḥ) - various (various, diverse, manifold)

(adjective)

Nominative, feminine, plural of vividha

vividha - various, diverse, manifold, different kinds

Note: Qualifies 'kathāḥ'.

कथाः (kathāḥ) - stories (stories, tales, narratives)

(noun)

Nominative, feminine, plural of kathā

kathā - story, tale, narrative, discourse

Note: Object of 'vadatām' (speaking/narrating).