महाभारतः mahābhārataḥ - book-3, chapter-239, verse-21

जुह्वत्यग्नौ हविः क्षीरं मन्त्रवत्सुसमाहिताः ।
ब्राह्मणा वेदवेदाङ्गपारगाः सुदृढव्रताः ॥२१॥

21. juhvatyagnau haviḥ kṣīraṁ mantravatsusamāhitāḥ ,
brāhmaṇā vedavedāṅgapāragāḥ sudṛḍhavratāḥ.

21. juhvati agnau haviḥ kṣīram mantra-vat su-samāhitāḥ
brāhmaṇā veda-vedāṅga-pāragāḥ su-dṛḍha-vratāḥ

21. The Brahmins, who were masters of the Vedas and their auxiliary branches (Vedangas) and observed very firm vows, offered milk and oblations (haviḥ) into the fire, attentively chanting the sacred formulas (mantra).

Words meanings summery:

• जुह्वति (juhvati) - they offer, they sacrifice

• अग्नौ (agnau) - in the fire, into the fire

• हविः (haviḥ) - oblation, offering

• क्षीरम् (kṣīram) - milk

• मन्त्र-वत् (mantra-vat) - with sacred formulas (mantra), accompanied by mantras

• सु-समाहिताः (su-samāhitāḥ) - very attentive, well-concentrated

• ब्राह्मणा (brāhmaṇā) - the Brahmins

• वेद-वेदाङ्ग-पारगाः (veda-vedāṅga-pāragāḥ) - those who have mastered the Vedas and Vedangas

• सु-दृढ-व्रताः (su-dṛḍha-vratāḥ) - those of very firm vows

Words meanings and morphology

जुह्वति (juhvati) - they offer, they sacrifice

(verb)

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

Present indicative, 3rd person plural, active voice. From the 3rd class root.

Root: hu (class 3)

अग्नौ (agnau) - in the fire, into the fire

(noun)

Locative, masculine, singular of agni

agni - fire, Agni (the fire god)

हविः (haviḥ) - oblation, offering

(noun)

Accusative, neuter, singular of havis

havis - oblation, offering, ghee

From root 'hu' (to offer)

Root: hu (class 3)

क्षीरम् (kṣīram) - milk

(noun)

Accusative, neuter, singular of kṣīra

kṣīra - milk, milky juice of plants

मन्त्र-वत् (mantra-vat) - with sacred formulas (mantra), accompanied by mantras

(adverb)

Compound type : tatpuruṣa (mantra+vat)

• mantra – sacred formula, hymn, incantation, prayer
  noun (masculine)
  Root: man (class 4)
• vat – like, having, possessing (suffix)
  indeclinable
  Suffix forming adjectives or adverbs meaning 'like' or 'possessing'

सु-समाहिताः (su-samāhitāḥ) - very attentive, well-concentrated

(adjective)

Nominative, masculine, plural of susamāhita

susamāhita - well-composed, very attentive, deeply concentrated

Past Passive Participle

Compound adjective: 'su' (good/well) + 'samāhita' (P.P.P. of sam-ā-dhā)

Compound type : pravīra-bahuvrīhi (su+samāhita)

• su – good, well, excellent
  indeclinable
  Prefix/adverb indicating 'good' or 'well'
• samāhita – composed, collected, attentive, concentrated
  adjective (masculine)
  Past Passive Participle
  From root 'dhā' with prefixes 'sam' and 'ā'
  Prefixes: sam+ā
  Root: dhā (class 3)

ब्राह्मणा (brāhmaṇā) - the Brahmins

(noun)

Nominative, masculine, plural of brāhmaṇa

brāhmaṇa - Brahmin, member of the priestly class

Derived from 'brahman'

वेद-वेदाङ्ग-पारगाः (veda-vedāṅga-pāragāḥ) - those who have mastered the Vedas and Vedangas

(adjective)

Nominative, masculine, plural of vedavedāṅgapāraga

vedavedāṅgapāraga - one who has crossed over/mastered the Vedas and Vedangas

Compound adjective: 'veda' + 'vedāṅga' + 'pāraga' (one who goes to the other side/mastered)

Compound type : tatpuruṣa (veda+vedāṅga+pāraga)

• veda – knowledge, sacred knowledge, Veda
  noun (masculine)
  From root 'vid' (to know)
  Root: vid (class 2)
• vedāṅga – Vedanga (auxiliary science of the Vedas)
  noun (neuter)
  Compound: 'Veda' + 'aṅga' (limb/part)
• pāraga – one who has reached the other shore, master, expert
  adjective (masculine)
  Compound: 'pāra' (other shore) + 'ga' (one who goes)
  Root: gam (class 1)

सु-दृढ-व्रताः (su-dṛḍha-vratāḥ) - those of very firm vows

(adjective)

Nominative, masculine, plural of sudṛḍhavrata

sudṛḍhavrata - of very firm vows, steadfast in resolution

Compound adjective: 'su' (very) + 'dṛḍha' (firm) + 'vrata' (vow)

Compound type : bahuvrīhi (su+dṛḍha+vrata)

• su – good, well, very
  indeclinable
  Prefix/adverb indicating 'good' or 'very'
• dṛḍha – firm, strong, steadfast
  adjective (neuter)
  Past Passive Participle
  From root 'dṛṃh' (to make firm)
  Root: dṛṃh (class 1)
• vrata – vow, sacred observance, religious duty
  noun (neuter)