महाभारतः mahābhārataḥ - book-3, chapter-161, verse-4

मयूरहंसस्वननादितानि पुष्पोपकीर्णानि महाचलस्य ।
शृङ्गाणि सानूनि च पश्यमाना गिरेः परं हर्षमवाप्य तस्थुः ॥४॥

4. mayūrahaṁsasvananāditāni; puṣpopakīrṇāni mahācalasya ,
śṛṅgāṇi sānūni ca paśyamānā; gireḥ paraṁ harṣamavāpya tasthuḥ.

4. mayūrahaṃsasvananāditāni puṣpopakīrṇāni mahācalasya śṛṅgāṇi
sānūni ca paśyamānāḥ gireḥ param harṣam avāpya tasthuḥ

4. Observing the peaks and plateaus of that great mountain, which resonated with the calls of peacocks and swans and were strewn with flowers, they stood, having attained immense joy from the mountain.

Words meanings summery:

• मयूरहंसस्वननादितानि (mayūrahaṁsasvananāditāni) - reverberating with the calls of peacocks and swans

• पुष्पोपकीर्णानि (puṣpopakīrṇāni) - strewn with flowers (strewn with flowers, covered with flowers)

• महाचलस्य (mahācalasya) - of that great mountain (of the great mountain)

• शृङ्गाणि (śṛṅgāṇi) - peaks (of the mountain) (peaks, horns)

• सानूनि (sānūni) - plateaus (of the mountain) (plateaus, tablelands)

• च (ca) - and

• पश्यमानाः (paśyamānāḥ) - (they) observing (seeing, observing)

• गिरेः (gireḥ) - from the mountain (source of joy) (of the mountain)

• परम् (param) - immense, great (supreme, highest, excellent)

• हर्षम् (harṣam) - joy (joy, delight)

• अवाप्य (avāpya) - having obtained (having obtained, having reached)

• तस्थुः (tasthuḥ) - they stood (they stood, they remained)

Words meanings and morphology

मयूरहंसस्वननादितानि (mayūrahaṁsasvananāditāni) - reverberating with the calls of peacocks and swans

(adjective)

Nominative, neuter, plural of mayūrahaṃsasvananādita

mayūrahaṁsasvananādita - sounded by peacocks and swans, reverberating with peacock and swan calls

Past Passive Participle

Compound 'mayūra-haṃsa-svana-nādita'

Compound type : bahuvrihi (mayūra+haṃsa+svana+nādita)

• mayūra – peacock
  noun (masculine)
• haṃsa – swan, goose
  noun (masculine)
• svana – sound, noise, call
  noun (masculine)
  From root 'svan' (to sound)
  Root: svan (class 1)
• nādita – sounded, made to sound, echoed
  adjective
  Past Passive Participle
  From root 'nad' (to sound)
  Root: nad (class 1)

Note: Adjective for śṛṅgāṇi and sānūni.

पुष्पोपकीर्णानि (puṣpopakīrṇāni) - strewn with flowers (strewn with flowers, covered with flowers)

(adjective)

Nominative, neuter, plural of puṣpopakīrṇa

puṣpopakīrṇa - strewn or covered with flowers

Compound 'puṣpa-upakīrṇa'

Compound type : tatpurusha (puṣpa+upakīrṇa)

• puṣpa – flower, blossom
  noun (neuter)
• upakīrṇa – strewn, scattered, covered
  adjective
  Past Passive Participle
  From root 'kṛ' (to scatter) with prefix 'upa'
  Prefix: upa
  Root: kṛ (class 6)

Note: Adjective for śṛṅgāṇi and sānūni.

महाचलस्य (mahācalasya) - of that great mountain (of the great mountain)

(noun)

Genitive, masculine, singular of mahācala

mahācala - great mountain

Compound type : karmadhāraya (mahā+acala)

• mahā – great, large
  adjective
• acala – mountain (lit. 'immovable')
  noun (masculine)

शृङ्गाणि (śṛṅgāṇi) - peaks (of the mountain) (peaks, horns)

(noun)

Nominative, neuter, plural of śṛṅga

śṛṅga - horn, peak, summit

Note: Object of paśyamānāḥ.

सानूनि (sānūni) - plateaus (of the mountain) (plateaus, tablelands)

(noun)

Nominative, neuter, plural of sānu

sānu - plateau, tableland, ridge

Note: Object of paśyamānāḥ.

च (ca) - and

(indeclinable)

Note: Connects śṛṅgāṇi and sānūni.

पश्यमानाः (paśyamānāḥ) - (they) observing (seeing, observing)

(adjective)

Nominative, masculine, plural of paśyamāna

paśyamāna - seeing, observing

Present Participle (Ātmanepada)

From root 'dṛś' (to see), with 'śyan' suffix for present participle, Ātmanepada form.

Root: dṛś (class 1)

Note: Refers to the great warriors.

गिरेः (gireḥ) - from the mountain (source of joy) (of the mountain)

(noun)

Genitive, masculine, singular of giri

giri - mountain, hill

Note: Indicates source, "from the mountain."

परम् (param) - immense, great (supreme, highest, excellent)

(adjective)

Accusative, masculine, singular of parama

parama - supreme, highest, excellent, ultimate

Note: Adjective for harṣam.

हर्षम् (harṣam) - joy (joy, delight)

(noun)

Accusative, masculine, singular of harṣa

harṣa - joy, delight, happiness

From root 'hṛṣ' (to be pleased)

Root: hṛṣ (class 1)

Note: Object of avāpya.

अवाप्य (avāpya) - having obtained (having obtained, having reached)

(indeclinable)

Absolutive (Gerund)

From root 'āp' (to obtain) with prefix 'ava'

Prefix: ava

Root: āp (class 5)

तस्थुः (tasthuḥ) - they stood (they stood, they remained)

(verb)

3rd person , plural, active, past perfect (Lit) of sthā

Perfect Active

Reduplicated perfect from root 'sthā'

Root: sthā (class 1)

Note: Subject is the implied great warriors from previous verse.