महाभारतः mahābhārataḥ - book-7, chapter-89, verse-4

आत्तसंनाहसंपन्नं बहुशस्त्रपरिच्छदम् ।
शस्त्रग्रहणविद्यासु बह्वीषु परिनिष्ठितम् ॥४॥

4. āttasaṁnāhasaṁpannaṁ bahuśastraparicchadam ,
śastragrahaṇavidyāsu bahvīṣu pariniṣṭhitam.

4. āttasaṃnāhasampannam bahuśastraparicchadam
śastragrahaṇavidyāsu bahvīṣu pariniṣṭhitam

4. āttasaṃnāhasampannam bahuśastraparicchadam (ca)
bahvīṣu śastragrahaṇavidyāsu pariniṣṭhitam (ca syāt)

4. He should be fully equipped with his armor, possess many weapons, and be perfectly skilled in numerous arts of wielding weapons.

Words meanings summery:

• आत्तसंनाहसम्पन्नम् (āttasaṁnāhasampannam) - equipped with ready armor

• बहुशस्त्रपरिच्छदम् (bahuśastraparicchadam) - having many weapons as equipment

• शस्त्रग्रहणविद्यासु (śastragrahaṇavidyāsu) - in the sciences/arts of wielding weapons

• बह्वीषु (bahvīṣu) - in many

• परिनिष्ठितम् (pariniṣṭhitam) - perfectly skilled, proficient, established

Words meanings and morphology

आत्तसंनाहसम्पन्नम् (āttasaṁnāhasampannam) - equipped with ready armor

(adjective)

Accusative, masculine, singular of āttasaṃnāhasampanna

āttasaṁnāhasampanna - one who is complete with assumed or prepared armor; fully armored and ready

Bahuvrīhi compound, describing a person whose armor is taken up and complete.

Compound type : bahuvrīhi (ātta+saṃnāha+sampanna)

• ātta – taken, assumed, seized, received
  adjective (masculine)
  Past Passive Participle
  From root dā (to give) with prefix ā- (to take)
  Prefix: ā
  Root: dā (class 3)
• saṃnāha – armor, equipment, accoutrement, preparation
  noun (masculine)
  Prefix: sam
• sampanna – endowed with, complete, accomplished, rich
  adjective (masculine)
  Past Passive Participle
  From root pad (to go, fall) with prefix sam-
  Prefix: sam
  Root: pad (class 4)

Note: In agreement with the implied 'him'.

बहुशस्त्रपरिच्छदम् (bahuśastraparicchadam) - having many weapons as equipment

(adjective)

Accusative, masculine, singular of bahuśastraparicchada

bahuśastraparicchada - one whose equipment consists of many weapons; extensively armed

Bahuvrīhi compound, describing a person with many weapons for equipment.

Compound type : bahuvrīhi (bahu+śastra+paricchada)

• bahu – many, much, abundant
  adjective (masculine)
• śastra – weapon, tool, knife
  noun (neuter)
• paricchada – equipment, retinue, covering, attendant, complement
  noun (masculine)
  Prefix: pari

Note: In agreement with the implied 'him'.

शस्त्रग्रहणविद्यासु (śastragrahaṇavidyāsu) - in the sciences/arts of wielding weapons

(noun)

Locative, feminine, plural of śastragrahaṇavidyā

śastragrahaṇavidyā - art or science of wielding weapons

Compound of 'śastra' (weapon) + 'grahaṇa' (grasping) + 'vidyā' (science). Specifically, 'vidyā' (sciences) of 'grahaṇa' (wielding) of 'śastra' (weapons).

Compound type : ṣaṣṭhī-tatpuruṣa (śastra+grahaṇa+vidyā)

• śastra – weapon, tool, knife
  noun (neuter)
• grahaṇa – taking, seizing, grasping, wielding
  noun (neuter)
  gerundial noun
  From root grah (to seize, take)
  Root: grah (class 9)
• vidyā – knowledge, science, learning, art
  noun (feminine)

बह्वीषु (bahvīṣu) - in many

(adjective)

Locative, feminine, plural of bahu

bahu - many, much, abundant

Note: Agrees with 'vidyāsu'.

परिनिष्ठितम् (pariniṣṭhitam) - perfectly skilled, proficient, established

(adjective)

Accusative, masculine, singular of pariniṣṭhita

pariniṣṭhita - perfectly skilled, proficient, thoroughly established, completed

Past Passive Participle

From root sthā (to stand) with prefixes pari- and ni-

Prefixes: pari+ni

Root: sthā (class 1)

Note: In agreement with the implied 'him'.