महाभारतः mahābhārataḥ - book-12, chapter-53, verse-4

पठन्ति पाणिस्वनिकास्तथा गायन्ति गायनाः ।
शङ्खानकमृदङ्गांश्च प्रवाद्यन्त सहस्रशः ॥४॥

4. paṭhanti pāṇisvanikāstathā gāyanti gāyanāḥ ,
śaṅkhānakamṛdaṅgāṁśca pravādyanta sahasraśaḥ.

4. paṭhanti pāṇi-svanikāḥ tathā gāyanti gāyanāḥ
śaṅkha-ānaka-mṛdaṅgān ca pravādyanta sahasraśaḥ

4. pāṇi-svanikāḥ paṭhanti tathā gāyanāḥ gāyanti ca
sahasraśaḥ śaṅkha-ānaka-mṛdaṅgān pravādyanta

4. Those who clap hands or drum (pāṇi-svanikāḥ) recited, and singers sang. Thousands of conches, kettledrums, and mṛdaṅgas were played.

Words meanings summery:

• पठन्ति (paṭhanti) - recited (they recite, they read)

• पाणि-स्वनिकाः (pāṇi-svanikāḥ) - those who clap hands or drum (drummers, hand-clappers, those making sound with hands)

• तथा (tathā) - and (thus, so, and, also)

• गायन्ति (gāyanti) - sang (they sing)

• गायनाः (gāyanāḥ) - singers

• शङ्ख-आनक-मृदङ्गान् (śaṅkha-ānaka-mṛdaṅgān) - conches, kettledrums, and mṛdaṅgas

• च (ca) - and

• प्रवाद्यन्त (pravādyanta) - were played (they were played, they sounded)

• सहस्रशः (sahasraśaḥ) - in thousands (by thousands, in thousands)

Words meanings and morphology

पठन्ति (paṭhanti) - recited (they recite, they read)

(verb)

3rd person , plural, active, present (laṭ) of paṭh

Present Tense, 3rd Person Plural, Parasmaipada

√paṭh + anti

Root: paṭh (class 1)

पाणि-स्वनिकाः (pāṇi-svanikāḥ) - those who clap hands or drum (drummers, hand-clappers, those making sound with hands)

(noun)

Nominative, masculine, plural of pāṇi-svanika

pāṇi-svanika - one who makes sound with hands, drummer

Compound type : tatpuruṣa (pāṇi+svanika)

• pāṇi – hand
  noun (masculine)
• svanika – one who makes sound
  noun (masculine)
  from √svan (to sound) + -ika suffix
  Root: svan (class 1)

तथा (tathā) - and (thus, so, and, also)

(indeclinable)

गायन्ति (gāyanti) - sang (they sing)

(verb)

3rd person , plural, active, present (laṭ) of gai

Present Tense, 3rd Person Plural, Parasmaipada

√gai + anti

Root: gai (class 1)

गायनाः (gāyanāḥ) - singers

(noun)

Nominative, masculine, plural of gāyana

gāyana - singer, musician

from √gai (to sing)

Root: gai (class 1)

शङ्ख-आनक-मृदङ्गान् (śaṅkha-ānaka-mṛdaṅgān) - conches, kettledrums, and mṛdaṅgas

(noun)

Accusative, masculine, plural of śaṅkha-ānaka-mṛdaṅga

śaṅkha-ānaka-mṛdaṅga - conch, kettledrum, mṛdaṅga (a type of drum)

Compound type : dvandva (śaṅkha+ānaka+mṛdaṅga)

• śaṅkha – conch, conch-shell
  noun (masculine)
• ānaka – drum, kettledrum
  noun (masculine)
• mṛdaṅga – mṛdaṅga (a type of drum)
  noun (masculine)

च (ca) - and

(indeclinable)

प्रवाद्यन्त (pravādyanta) - were played (they were played, they sounded)

(verb)

3rd person , plural, passive, imperfect (laṅ) of vad

Imperfect Tense, 3rd Person Plural, Ātmanepada

pra + √vad + ya (passive stem) + anta

Prefix: pra

Root: vad (class 1)

सहस्रशः (sahasraśaḥ) - in thousands (by thousands, in thousands)

(indeclinable)

sahasra + śas (suffix for distribution)