महाभारतः mahābhārataḥ - book-2, chapter-30, verse-12

प्राकारः सर्ववृष्णीनामापत्स्वभयदोऽरिहा ।
बलाधिकारे निक्षिप्य संहत्यानकदुन्दुभिम् ॥१२॥

12. prākāraḥ sarvavṛṣṇīnāmāpatsvabhayado'rihā ,
balādhikāre nikṣipya saṁhatyānakadundubhim.

12. prākāraḥ sarvavṛṣṇīnām āpatsu abhayadaḥ arihā
balādhikāre nikṣipya saṃhatya anakadundubhim

12. He is a fortress for all the Vṛṣṇis, a bestower of fearlessness in times of calamity, and an annihilator of enemies. He (does all this) by placing Anakadundubhi in military command, having brought (the forces) together.

Words meanings summery:

• प्राकारः (prākāraḥ) - Hari is a protective force for the Vṛṣṇis. (fortress, rampart, enclosure, protector)

• सर्ववृष्णीनाम् (sarvavṛṣṇīnām) - Refers to the entire clan of Vṛṣṇis. (of all the Vṛṣṇis)

• आपत्सु (āpatsu) - in calamities, in dangers, in adversities

• अभयदः (abhayadaḥ) - Hari provides security and fearlessness. (giver of fearlessness, bestower of safety)

• अरिहा (arihā) - Hari eliminates foes. (destroyer of enemies, enemy-slayer)

• बलाधिकारे (balādhikāre) - Vasudeva is placed in this position. (in military command, in charge of the army, in the domain of power)

• निक्षिप्य (nikṣipya) - Hari entrusted Vasudeva with command. (having placed, having entrusted, having deposited)

• संहत्य (saṁhatya) - Having united the forces (for Anakadundubhi to command). (having united, having collected, having gathered, having brought together)

• अनकदुन्दुभिम् (anakadundubhim) - Accusative case, object of nikṣipya; refers to Vasudeva, Krishna's father. (Anakadundubhi (name of Vasudeva))

Words meanings and morphology

प्राकारः (prākāraḥ) - Hari is a protective force for the Vṛṣṇis. (fortress, rampart, enclosure, protector)

(noun)

Nominative, masculine, singular of prākāra

prākāra - wall, rampart, fortress, enclosure, protector, fence

From pra- + root kṛ (to make) + ghañ suffix, means 'that which is made as a defense'.

Prefix: pra

Root: kṛ (class 8)

सर्ववृष्णीनाम् (sarvavṛṣṇīnām) - Refers to the entire clan of Vṛṣṇis. (of all the Vṛṣṇis)

(proper noun)

Genitive, masculine, plural of sarvavṛṣṇi

sarvavṛṣṇi - all the Vṛṣṇis

Compound type : tatpurusha (sarva+vṛṣṇi)

• sarva – all, every, whole, entire
  pronoun
• vṛṣṇi – name of a Yadava clan, a hero of that family, a ram
  proper noun (masculine)

आपत्सु (āpatsu) - in calamities, in dangers, in adversities

(noun)

Locative, feminine, plural of āpad

āpad - calamity, misfortune, distress, danger, difficulty

From ā- + root pad (to go, fall).

Prefix: ā

Root: pad (class 4)

अभयदः (abhayadaḥ) - Hari provides security and fearlessness. (giver of fearlessness, bestower of safety)

(adjective)

Nominative, masculine, singular of abhayada

abhayada - giver of fearlessness, bestowing safety, protector

Compound of abhaya (fearlessness) and da (giver).

Compound type : tatpurusha (abhaya+da)

• abhaya – fearlessness, safety, security
  noun (neuter)
  Negation of 'bhaya' (fear).
  Prefix: a
• da – giver, bestower
  noun (masculine)
  agent noun
  From root dā- 'to give'
  Root: dā (class 3)

अरिहा (arihā) - Hari eliminates foes. (destroyer of enemies, enemy-slayer)

(noun)

Nominative, masculine, singular of arihan

arihan - destroyer of enemies, enemy-slayer, killer of foes

Compound of ari (enemy) and han (slayer).

Compound type : tatpurusha (ari+han)

• ari – enemy, foe, adversary
  noun (masculine)
• han – slayer, destroyer
  noun (masculine)
  agent noun
  From root han- 'to strike, kill'
  Root: han (class 2)

बलाधिकारे (balādhikāre) - Vasudeva is placed in this position. (in military command, in charge of the army, in the domain of power)

(noun)

Locative, masculine, singular of balādhikāra

balādhikāra - military command, supreme authority over an army, position of power, post of authority

Compound of bala (strength, army) and adhikāra (authority, command).

Compound type : tatpurusha (bala+adhikāra)

• bala – strength, power, force, army
  noun (neuter)
• adhikāra – authority, command, jurisdiction, office
  noun (masculine)
  From adhi- + root kṛ + ghañ
  Prefix: adhi
  Root: kṛ (class 8)

निक्षिप्य (nikṣipya) - Hari entrusted Vasudeva with command. (having placed, having entrusted, having deposited)

(indeclinable)

Absolutive (Gerund)

From root kṣip (6th class) with upasarga ni- and suffix -ya.

Prefix: ni

Root: kṣip (class 6)

संहत्य (saṁhatya) - Having united the forces (for Anakadundubhi to command). (having united, having collected, having gathered, having brought together)

(indeclinable)

Absolutive (Gerund)

From root han (2nd class) with upasarga sam- and suffix -ya.

Prefix: sam

Root: han (class 2)

अनकदुन्दुभिम् (anakadundubhim) - Accusative case, object of nikṣipya; refers to Vasudeva, Krishna's father. (Anakadundubhi (name of Vasudeva))

(proper noun)

Accusative, masculine, singular of anakadundubhi

anakadundubhi - Anakadundubhi (lit. 'one whose birth was heralded by drums/kettle-drums'), name of Vasudeva, father of Krishna

Compound type : bahuvrihi (anaka+dundubhi)

• anaka – kettle-drum
  noun (masculine)
• dundubhi – drum, war-drum
  noun (masculine)