महाभारतः mahābhārataḥ - book-12, chapter-133, verse-4

अरण्ये सायपूर्वाह्णे मृगयूथप्रकोपिता ।
विधिज्ञो मृगजातीनां निपानानां च कोविदः ॥४॥

4. araṇye sāyapūrvāhṇe mṛgayūthaprakopitā ,
vidhijño mṛgajātīnāṁ nipānānāṁ ca kovidaḥ.

4. araṇye sāyapūrvāhṇe mṛgayūthaprakopitā
vidhijñaḥ mṛgajātīnām nipānānām ca kovidaḥ

4. araṇye sāyapūrvāhṇe mṛgayūthaprakopitā
mṛgajātīnām nipānānām ca vidhijñaḥ kovidaḥ

4. In the forest, in the forenoon and evening, when the herds of deer were provoked, he was an expert in the species of deer and knowledgeable about their watering places.

Words meanings summery:

• अरण्ये (araṇye) - in the forest (in the forest, in the wilderness)

• सायपूर्वाह्णे (sāyapūrvāhṇe) - both in the forenoon and in the evening (in the evening and forenoon)

• मृगयूथप्रकोपिता (mṛgayūthaprakopitā) - when herds of deer were provoked (implying the hunter's action or the state of the hunting ground) (provoked by herds of deer, incited by deer herds)

• विधिज्ञः (vidhijñaḥ) - an expert in the habits/methods (knower of rules, expert in methods)

• मृगजातीनाम् (mṛgajātīnām) - of the types/species of deer (of species of deer)

• निपानानाम् (nipānānām) - of (their) watering places (of watering places)

• च (ca) - and (and, also)

• कोविदः (kovidaḥ) - knowledgeable (skilled, expert, knowledgeable)

Words meanings and morphology

अरण्ये (araṇye) - in the forest (in the forest, in the wilderness)

(noun)

Locative, neuter, singular of araṇya

araṇya - forest, wilderness, jungle

सायपूर्वाह्णे (sāyapūrvāhṇe) - both in the forenoon and in the evening (in the evening and forenoon)

(noun)

Locative, masculine, singular of sāyapūrvāhṇa

sāyapūrvāhṇa - evening and forenoon, daybreak and evening

Compound type : dvandva (sāya+pūrvāhṇa)

• sāya – evening, dusk
  noun (masculine)
• pūrvāhṇa – forenoon, morning
  noun (masculine)

मृगयूथप्रकोपिता (mṛgayūthaprakopitā) - when herds of deer were provoked (implying the hunter's action or the state of the hunting ground) (provoked by herds of deer, incited by deer herds)

(adjective)

Nominative, feminine, singular of mṛgayūthaprakopita

mṛgayūthaprakopita - provoked by herds of deer

Past Passive Participle

Compound of mṛga-yūtha (herd of deer) and prakopita (provoked).

Compound type : tatpurusha (mṛgayūtha+prakopita)

• mṛgayūtha – herd of deer
  noun (masculine)
• prakopita – provoked, enraged, incited
  adjective (masculine)
  Past Passive Participle
  Derived from root kup (to be agitated) with prefix pra.
  Prefix: pra
  Root: kup (class 4)

Note: Grammatically feminine, it contextually refers to the state of the deer herds or an implied male hunter's action.

विधिज्ञः (vidhijñaḥ) - an expert in the habits/methods (knower of rules, expert in methods)

(adjective)

Nominative, masculine, singular of vidhijña

vidhijña - knower of rules, expert in law, skilled in procedure

Compound type : tatpurusha (vidhi+jña)

• vidhi – rule, method, ordinance, fate
  noun (masculine)
• jña – knowing, conversant with, expert
  adjective (masculine)
  Root: jñā (class 9)

मृगजातीनाम् (mṛgajātīnām) - of the types/species of deer (of species of deer)

(noun)

Genitive, feminine, plural of mṛgajāti

mṛgajāti - species of deer, kind of animal

Compound type : tatpurusha (mṛga+jāti)

• mṛga – deer, wild animal, game
  noun (masculine)
• jāti – species, kind, genus, birth
  noun (feminine)

निपानानाम् (nipānānām) - of (their) watering places (of watering places)

(noun)

Genitive, neuter, plural of nipāna

nipāna - watering place, well, pond

Prefix: ni

Root: pā (class 1)

च (ca) - and (and, also)

(indeclinable)

कोविदः (kovidaḥ) - knowledgeable (skilled, expert, knowledgeable)

(adjective)

Nominative, masculine, singular of kovida

kovida - skilled, expert, learned, wise