महाभारतः mahābhārataḥ - book-3, chapter-155, verse-76

वदन्ति मधुरा वाचः सर्वभूतमनोनुगाः ।
भृङ्गराजोपचक्राश्च लोहपृष्ठाश्च पत्रिणः ॥७६॥

76. vadanti madhurā vācaḥ sarvabhūtamanonugāḥ ,
bhṛṅgarājopacakrāśca lohapṛṣṭhāśca patriṇaḥ.

76. vadanti madhurāḥ vācaḥ sarvabhūtamanonugāḥ
bhṛṅgarājopacakrāḥ ca lohapṛṣṭhāḥ ca patriṇaḥ

76. Bhṛṅgarāja birds, upacakra birds, and lohapṛṣṭha birds—these winged creatures utter sweet sounds that are pleasing to the minds of all beings.

Words meanings summery:

• वदन्ति (vadanti) - they speak, they utter

• मधुराः (madhurāḥ) - sweet, melodious

• वाचः (vācaḥ) - voices, sounds

• सर्वभूतमनोनुगाः (sarvabhūtamanonugāḥ) - pleasing to the minds of all beings, following the minds of all creatures

• भृङ्गराजोपचक्राः (bhṛṅgarājopacakrāḥ) - bhṛṅgarāja and upacakra birds

• च (ca) - and

• लोहपृष्ठाः (lohapṛṣṭhāḥ) - lohapṛṣṭha birds (iron-backed birds)

• च (ca) - and

• पत्रिणः (patriṇaḥ) - birds, winged creatures

Words meanings and morphology

वदन्ति (vadanti) - they speak, they utter

(verb)

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

Root: vad (class 1)

मधुराः (madhurāḥ) - sweet, melodious

(adjective)

Nominative, feminine, plural of madhura

madhura - sweet, pleasant, charming, melodious

वाचः (vācaḥ) - voices, sounds

(noun)

Nominative, feminine, plural of vāc

vāc - voice, speech, word, sound

सर्वभूतमनोनुगाः (sarvabhūtamanonugāḥ) - pleasing to the minds of all beings, following the minds of all creatures

(adjective)

Nominative, feminine, plural of sarvabhūtamanonuga

sarvabhūtamanonuga - following the mind of all creatures, agreeable to all

Compound type : tatpurusha (sarva+bhūta+manas+anuga)

• sarva – all, every, whole
  adjective
• bhūta – being, creature, element, past
  noun (neuter)
  Past Passive Participle
  Derived from root bhū (to be) with -ta suffix.
  Root: bhū (class 1)
• manas – mind, intellect, thought
  noun (neuter)
• anuga – following, going after, conforming to
  adjective
  Derived from anu-gam (to follow).
  Prefix: anu
  Root: gam (class 1)

भृङ्गराजोपचक्राः (bhṛṅgarājopacakrāḥ) - bhṛṅgarāja and upacakra birds

(noun)

Nominative, masculine, plural of bhṛṅgarājopacakra

bhṛṅgarājopacakra - a type of bird (bhṛṅgarāja) and another type (upacakra)

Compound type : dvandva (bhṛṅgarāja+upacakra)

• bhṛṅgarāja – a drongo bird, a king of bees
  noun (masculine)
• upacakra – a type of bird (perhaps a partridge)
  noun (masculine)

च (ca) - and

(indeclinable)

लोहपृष्ठाः (lohapṛṣṭhāḥ) - lohapṛṣṭha birds (iron-backed birds)

(noun)

Nominative, masculine, plural of lohapṛṣṭha

lohapṛṣṭha - iron-backed (a type of bird)

Compound type : bahuvrihi (loha+pṛṣṭha)

• loha – iron, metal
  noun (neuter)
• pṛṣṭha – back, surface, top
  noun (neuter)

च (ca) - and

(indeclinable)

पत्रिणः (patriṇaḥ) - birds, winged creatures

(noun)

Nominative, masculine, plural of patrin

patrin - a bird, an arrow, winged