महाभारतः mahābhārataḥ - book-15, chapter-1, verse-12

व्यासश्च भगवान्नित्यं वासं चक्रे नृपेण ह ।
कथाः कुर्वन्पुराणर्षिर्देवर्षिनृपरक्षसाम् ॥१२॥

12. vyāsaśca bhagavānnityaṁ vāsaṁ cakre nṛpeṇa ha ,
kathāḥ kurvanpurāṇarṣirdevarṣinṛparakṣasām.

12. vyāsaḥ ca bhagavān nityam vāsam cakre nṛpeṇa ha
kathāḥ kurvan purāṇarṣiḥ devarṣinṛparakṣasām

12. ca bhagavān purāṇarṣiḥ vyāsaḥ nityam nṛpeṇa ha
vāsam cakre devarṣinṛparakṣasām kathāḥ kurvan

12. And the venerable Vyasa, that ancient seer, continuously resided with the king, narrating tales of gods, seers, kings, and Rākṣasas.

Words meanings summery:

• व्यासः (vyāsaḥ) - Maharishi Vyasa, the compiler of the Vedas and author of the Mahabharata (Vyasa)

• च (ca) - and, also

• भगवान् (bhagavān) - the venerable sage Vyasa (venerable, blessed, glorious, divine)

• नित्यम् (nityam) - always, constantly, perpetually

• वासम् (vāsam) - made his residence, dwelled (dwelling, residence, abode)

• चक्रे (cakre) - he made his dwelling (i.e., resided) (he made, he did)

• नृपेण (nṛpeṇa) - with King Dhritarashtra (with the king, by the king)

• ह (ha) - an emphatic particle, without specific English translation beyond adding emphasis (indeed, surely)

• कथाः (kathāḥ) - stories, tales, narratives

• कुर्वन् (kurvan) - narrating (making) stories (making, doing, performing)

• पुराणर्षिः (purāṇarṣiḥ) - Vyasa, the ancient sage (ancient seer)

• देवर्षिनृपरक्षसाम् (devarṣinṛparakṣasām) - of gods, seers, kings, and Rākṣasas

Words meanings and morphology

व्यासः (vyāsaḥ) - Maharishi Vyasa, the compiler of the Vedas and author of the Mahabharata (Vyasa)

(proper noun)

Nominative, masculine, singular of vyāsa

vyāsa - Vyasa (name of a revered sage and author)

च (ca) - and, also

(indeclinable)

भगवान् (bhagavān) - the venerable sage Vyasa (venerable, blessed, glorious, divine)

(adjective)

Nominative, masculine, singular of bhagavat

bhagavat - fortunate, glorious, divine, venerable, blessed

From bhaga (fortune) + matup suffix.

नित्यम् (nityam) - always, constantly, perpetually

(indeclinable)

वासम् (vāsam) - made his residence, dwelled (dwelling, residence, abode)

(noun)

Accusative, masculine, singular of vāsa

vāsa - dwelling, residence, abode; inhabiting

From root vas (to dwell) + ghañ suffix.

Root: vas (class 1)

चक्रे (cakre) - he made his dwelling (i.e., resided) (he made, he did)

(verb)

3rd person , singular, middle, perfect (liṭ) of kṛ

Root: kṛ (class 8)

नृपेण (nṛpeṇa) - with King Dhritarashtra (with the king, by the king)

(noun)

Instrumental, masculine, singular of nṛpa

nṛpa - king, protector of men

Compound of nṛ (man) and pā (protector).

Compound type : tatpuruṣa (nṛ+pa)

• nṛ – man, human being
  noun (masculine)
• pa – protector, guardian
  noun (masculine)
  From root pā (to protect).
  Root: pā (class 2)

ह (ha) - an emphatic particle, without specific English translation beyond adding emphasis (indeed, surely)

(indeclinable)

कथाः (kathāḥ) - stories, tales, narratives

(noun)

Accusative, feminine, plural of kathā

kathā - story, tale, narrative, discourse

कुर्वन् (kurvan) - narrating (making) stories (making, doing, performing)

(adjective)

Nominative, masculine, singular of kṛ

kṛ - to do, to make, to perform

Root: kṛ (class 8)

Note: Present active participle.

पुराणर्षिः (purāṇarṣiḥ) - Vyasa, the ancient sage (ancient seer)

(noun)

Nominative, masculine, singular of purāṇarṣi

purāṇarṣi - ancient sage or seer

Compound type : karma dhāraya (purāṇa+ṛṣi)

• purāṇa – ancient, old, former; a Purana (ancient text)
  adjective (neuter)
• ṛṣi – seer, sage, inspired poet, Vedic singer
  noun (masculine)

देवर्षिनृपरक्षसाम् (devarṣinṛparakṣasām) - of gods, seers, kings, and Rākṣasas

(noun)

Genitive, masculine, plural of devarṣinṛparakṣasa

devarṣinṛparakṣasa - of gods, seers, kings, and Rākṣasas (a collective term)

Compound type : dvandva (deva+ṛṣi+nṛpa+rakṣas)

• deva – god, deity
  noun (masculine)
  Root: div (class 4)
• ṛṣi – seer, sage
  noun (masculine)
• nṛpa – king
  noun (masculine)
• rakṣas – Rākṣasa, demon
  noun (neuter)
  Root: rakṣ (class 1)