महाभारतः mahābhārataḥ - book-12, chapter-310, verse-19

अश्विनौ देवगन्धर्वास्तथा नारदपर्वतौ ।
विश्वावसुश्च गन्धर्वः सिद्धाश्चाप्सरसां गणाः ॥१९॥

19. aśvinau devagandharvāstathā nāradaparvatau ,
viśvāvasuśca gandharvaḥ siddhāścāpsarasāṁ gaṇāḥ.

19. aśvinau deva-gandharvāḥ tathā nārada-parvatau
viśvāvasuḥ ca gandharvaḥ siddhāḥ ca apsarasām gaṇāḥ

19. aśvinau deva-gandharvāḥ tathā nārada-parvatau
viśvāvasuḥ ca gandharvaḥ siddhāḥ ca apsarasām gaṇāḥ

19. The two Ashvins, the divine Gandharvas, and Narada and Parvata, as well as Vishvavasu, a Gandharva, along with Siddhas and groups of Apsaras (celestial nymphs).

Words meanings summery:

• अश्विनौ (aśvinau) - the two Ashvins, twin celestial physicians

• देव-गन्धर्वाः (deva-gandharvāḥ) - divine Gandharvas

• तथा (tathā) - and (and, likewise, thus)

• नारद-पर्वतौ (nārada-parvatau) - Narada and Parvata (two sages)

• विश्वावसुः (viśvāvasuḥ) - Vishvavasu (name of a Gandharva)

• च (ca) - and

• गन्धर्वः (gandharvaḥ) - a Gandharva (celestial musician)

• सिद्धाः (siddhāḥ) - perfected ones, Siddhas (a class of semi-divine beings)

• च (ca) - and

• अप्सरसाम् (apsarasām) - of Apsaras (celestial nymphs)

• गणाः (gaṇāḥ) - groups (groups, hosts, multitudes)

Words meanings and morphology

अश्विनौ (aśvinau) - the two Ashvins, twin celestial physicians

(proper noun)

Nominative, masculine, dual of aśvin

aśvin - the two Ashvins, twin celestial physicians

देव-गन्धर्वाः (deva-gandharvāḥ) - divine Gandharvas

(noun)

Nominative, masculine, plural of deva-gandharva

deva-gandharva - divine Gandharva (a class of celestial musicians and dancers)

Compound type : karmadhāraya (deva+gandharva)

• deva – god, divine, celestial
  noun (masculine)
  Root: div (class 4)
• gandharva – Gandharva (a class of celestial beings)
  noun (masculine)

तथा (tathā) - and (and, likewise, thus)

(indeclinable)

नारद-पर्वतौ (nārada-parvatau) - Narada and Parvata (two sages)

(proper noun)

Nominative, masculine, dual of nārada-parvata

nārada-parvata - Narada and Parvata (names of two famous sages, often traveling together)

Compound type : itaretara-dvandva (nārada+parvata)

• nārada – Narada (name of a divine sage)
  proper noun (masculine)
• parvata – Parvata (name of a sage, often associated with Narada)
  proper noun (masculine)

विश्वावसुः (viśvāvasuḥ) - Vishvavasu (name of a Gandharva)

(proper noun)

Nominative, masculine, singular of viśvāvasu

viśvāvasu - Vishvavasu (a prominent Gandharva)

च (ca) - and

(indeclinable)

गन्धर्वः (gandharvaḥ) - a Gandharva (celestial musician)

(noun)

Nominative, masculine, singular of gandharva

gandharva - Gandharva (a class of celestial musicians and dancers)

Note: Vishvavasu is specified as a Gandharva here.

सिद्धाः (siddhāḥ) - perfected ones, Siddhas (a class of semi-divine beings)

(noun)

Nominative, masculine, plural of siddha

siddha - perfected, accomplished; a class of semi-divine beings with supernatural powers

Past Passive Participle

From root √sidh (to succeed, accomplish).

Root: sidh (class 4)

च (ca) - and

(indeclinable)

अप्सरसाम् (apsarasām) - of Apsaras (celestial nymphs)

(noun)

Genitive, feminine, plural of apsaras

apsaras - Apsara (a class of celestial nymphs, often associated with water)

गणाः (gaṇāḥ) - groups (groups, hosts, multitudes)

(noun)

Nominative, masculine, plural of gaṇa

gaṇa - group, multitude, troop, host, collection