महाभारतः mahābhārataḥ - book-3, chapter-155, verse-66

विमलस्फटिकाभानि पाण्डुरच्छदनैर्द्विजैः ।
राजहंसैरुपेतानि सारसाभिरुतानि च ।
सरांसि सरितः पार्थाः पश्यन्तः शैलसानुषु ॥६६॥

66. vimalasphaṭikābhāni pāṇḍuracchadanairdvijaiḥ ,
rājahaṁsairupetāni sārasābhirutāni ca ,
sarāṁsi saritaḥ pārthāḥ paśyantaḥ śailasānuṣu.

66. vimalasphaṭikābhāni pāṇḍuracchadanaiḥ
dvijaiḥ rājahaṃsaiḥ upetāni
sārasābhirutāni ca sarāṃsi
saritaḥ pārthāḥ paśyantaḥ śailasānuṣu

66. O Pārthas, on the mountain peaks, while seeing the lakes and rivers that shone like pure crystal, adorned with white-winged birds and royal swans, and resounding with the calls of cranes...

Words meanings summery:

• विमलस्फटिकाभानि (vimalasphaṭikābhāni) - shining like pure crystal

• पाण्डुरच्छदनैः (pāṇḍuracchadanaiḥ) - with white wings (with white coverings/wings)

• द्विजैः (dvijaiḥ) - by birds (by birds, by the twice-born)

• राजहंसैः (rājahaṁsaiḥ) - by royal swans (by royal swans, by flamingoes)

• उपेतानि (upetāni) - adorned with, accompanied by (endowed with, accompanied by, possessed of)

• सारसाभिरुतानि (sārasābhirutāni) - resounding with the calls of cranes (sounded by cranes, filled with the cries of cranes)

• च (ca) - and (and, also)

• सरांसि (sarāṁsi) - lakes (lakes, ponds)

• सरितः (saritaḥ) - rivers

• पार्थाः (pārthāḥ) - O Pārthas (Arjuna and his brothers) (O Pārthas (sons of Pṛthā))

• पश्यन्तः (paśyantaḥ) - while seeing/observing (seeing, observing)

• शैलसानुषु (śailasānuṣu) - on the mountain peaks

Words meanings and morphology

विमलस्फटिकाभानि (vimalasphaṭikābhāni) - shining like pure crystal

(adjective)

Accusative, neuter, plural of vimalasphaṭikābha

vimalasphaṭikābha - shining like pure crystal

Compound type : bahuvrīhi (vimala+sphaṭika+ābha)

• vimala – pure, stainless
  adjective (masculine)
  Negated (vi-) + mala (dirt).
  Prefix: vi
• sphaṭika – crystal
  noun (masculine)
• ābha – shining, resembling, appearing like
  adjective (masculine)
  From root ābhā (splendor).
  Prefix: ā

Note: Describes 'sarāṃsi' and 'saritaḥ'.

पाण्डुरच्छदनैः (pāṇḍuracchadanaiḥ) - with white wings (with white coverings/wings)

(adjective)

Instrumental, masculine, plural of pāṇḍuracchadana

pāṇḍuracchadana - having white coverings/wings

Compound type : bahuvrīhi (pāṇḍura+chadana)

• pāṇḍura – white, pale, yellowish-white
  adjective (masculine)
• chadana – covering, wing (of a bird)
  noun (neuter)
  From root chad (to cover).
  Root: chad (class 1)

Note: Agrees with 'dvijaiḥ'.

द्विजैः (dvijaiḥ) - by birds (by birds, by the twice-born)

(noun)

Instrumental, masculine, plural of dvija

dvija - bird, twice-born (Brahmin, Kṣatriya, Vaiśya), tooth

Compound 'dvi' (twice) + 'ja' (born).

Compound type : tatpuruṣa (dvi+ja)

• dvi – two, twice
  numeral
• ja – born, produced
  adjective (masculine)
  From root jan (to be born).
  Root: jan (class 4)

Note: In this context, it refers to birds.

राजहंसैः (rājahaṁsaiḥ) - by royal swans (by royal swans, by flamingoes)

(noun)

Instrumental, masculine, plural of rājahaṃsa

rājahaṁsa - royal swan, flamingo

Compound type : tatpuruṣa (rājan+haṃsa)

• rājan – king
  noun (masculine)
• haṃsa – swan, goose
  noun (masculine)

उपेतानि (upetāni) - adorned with, accompanied by (endowed with, accompanied by, possessed of)

(adjective)

Accusative, neuter, plural of upeta

upeta - endowed with, accompanied by, possessed of

Past Passive Participle

Past Passive Participle of root i (to go) with prefix upa-.

Prefix: upa

Root: i (class 2)

Note: Adjective for 'sarāṃsi' and 'saritaḥ'. Takes instrumental case for what it is endowed with.

सारसाभिरुतानि (sārasābhirutāni) - resounding with the calls of cranes (sounded by cranes, filled with the cries of cranes)

(adjective)

Accusative, neuter, plural of sārasābhiruta

sārasābhiruta - sounded by cranes

Compound type : tatpuruṣa (sārasa+abhiruta)

• sārasa – crane, heron
  noun (masculine)
• abhiruta – sounded, cried, echoed (past participle)
  adjective (neuter)
  Past Passive Participle
  Past passive participle of root ru (to cry, sound) with prefix abhi-.
  Prefix: abhi
  Root: ru (class 2)

Note: Adjective for 'sarāṃsi' and 'saritaḥ'.

च (ca) - and (and, also)

(indeclinable)

सरांसि (sarāṁsi) - lakes (lakes, ponds)

(noun)

Accusative, neuter, plural of saras

saras - lake, pond

Note: Object of 'paśyantaḥ'.

सरितः (saritaḥ) - rivers

(noun)

Accusative, feminine, plural of sarit

sarit - river

Root: sṛ (class 1)

Note: Object of 'paśyantaḥ'.

पार्थाः (pārthāḥ) - O Pārthas (Arjuna and his brothers) (O Pārthas (sons of Pṛthā))

(proper noun)

Vocative, masculine, plural of pārtha

pārtha - son of Pṛthā (Kuntī)

Derived from Pṛthā.

पश्यन्तः (paśyantaḥ) - while seeing/observing (seeing, observing)

(adjective)

Nominative, masculine, plural of paśyat

paśyat - seeing, observing

Present Active Participle

Present active participle of root dṛś (to see), changed to paśya- in present stem.

Root: dṛś (class 1)

Note: Agrees with 'pārthāḥ'.

शैलसानुषु (śailasānuṣu) - on the mountain peaks

(noun)

Locative, masculine, plural of śailasānu

śailasānu - mountain peak/ridge

Compound type : tatpuruṣa (śaila+sānu)

• śaila – mountain, rock
  noun (masculine)
• sānu – peak, ridge, plateau
  noun (masculine)