महाभारतः mahābhārataḥ - book-8, chapter-37, verse-3

संशप्तकास्तु समरे शरवृष्टिं समन्ततः ।
अपातयन्पार्थमूर्ध्नि जयगृद्धाः प्रमन्यवः ॥३॥

3. saṁśaptakāstu samare śaravṛṣṭiṁ samantataḥ ,
apātayanpārthamūrdhni jayagṛddhāḥ pramanyavaḥ.

3. saṃśaptakāḥ tu samare śaravṛṣṭim samantataḥ
apātayan pārthamūrdhni jayagṛddhāḥ pramanyavaḥ

3. tu jayagṛddhāḥ pramanyavaḥ saṃśaptakāḥ samare
samantataḥ pārthamūrdhni śaravṛṣṭim apātayan

3. However, the Saṃśaptakas, being eager for victory and filled with great anger, showered a rain of arrows from all sides upon Arjuna's head in the battle.

Words meanings summery:

• संशप्तकाः (saṁśaptakāḥ) - The specific group of warriors who had sworn to kill Arjuna or die trying. (the Saṃśaptakas)

• तु (tu) - but, however, on the other hand

• समरे (samare) - in battle, in combat

• शरवृष्टिम् (śaravṛṣṭim) - a rain of arrows, shower of arrows

• समन्ततः (samantataḥ) - from all sides, all around, everywhere

• अपातयन् (apātayan) - caused to fall, showered, rained down

• पार्थमूर्ध्नि (pārthamūrdhni) - On the head of Arjuna (Pārtha). (on Arjuna's head, on the head of Pārtha)

• जयगृद्धाः (jayagṛddhāḥ) - eager for victory, greedy for triumph

• प्रमन्यवः (pramanyavaḥ) - full of rage, greatly enraged

Words meanings and morphology

संशप्तकाः (saṁśaptakāḥ) - The specific group of warriors who had sworn to kill Arjuna or die trying. (the Saṃśaptakas)

(proper noun)

Nominative, masculine, plural of saṃśaptaka

saṁśaptaka - one who has taken a solemn vow (especially to die in battle or slay an enemy); a specific group of warriors in the Mahābhārata who vowed to kill Arjuna

Compound of 'sam-' (together) and 'śapta' (sworn, vowed)

Compound type : tatpuruṣa (sam+śapta)

• śapta – sworn, cursed, vowed
  adjective (masculine)
  Past Passive Participle
  Derived from root 'śap' (to curse, swear) with kta suffix
  Root: śap (class 1)

तु (tu) - but, however, on the other hand

(indeclinable)

समरे (samare) - in battle, in combat

(noun)

Locative, masculine, singular of samara

samara - battle, war, combat

Derived from root 'mṛ' (to die) with prefix 'sam-'

Prefix: sam

Root: mṛ (class 1)

शरवृष्टिम् (śaravṛṣṭim) - a rain of arrows, shower of arrows

(noun)

Accusative, feminine, singular of śaravṛṣṭi

śaravṛṣṭi - rain of arrows, shower of arrows

Tatpuruṣa compound of 'śara' (arrow) and 'vṛṣṭi' (rain)

Compound type : ṣaṣṭhī-tatpuruṣa (śara+vṛṣṭi)

• śara – arrow
  noun (masculine)
• vṛṣṭi – rain, shower
  noun (feminine)
  Derived from root 'vṛṣ' (to rain)
  Root: vṛṣ (class 1)

समन्ततः (samantataḥ) - from all sides, all around, everywhere

(indeclinable)

Derived from 'samanta' with suffix 'tas'

अपातयन् (apātayan) - caused to fall, showered, rained down

(verb)

3rd person , plural, active, imperfect past (laṅ) of pat

Causative

Imperfect past tense (laṅ) causative form of root 'pat'

Root: pat (class 1)

पार्थमूर्ध्नि (pārthamūrdhni) - On the head of Arjuna (Pārtha). (on Arjuna's head, on the head of Pārtha)

(noun)

Locative, masculine, singular of pārthamūrdhan

pārthamūrdhan - Arjuna's head

Tatpuruṣa compound of 'Pārtha' (Arjuna) and 'mūrdhan' (head)

Compound type : ṣaṣṭhī-tatpuruṣa (pārtha+mūrdhan)

• pārtha – son of Pṛthā (Kuntī), an epithet of Arjuna
  proper noun (masculine)
  Patronymic from 'Pṛthā'
• mūrdhan – head, top, summit
  noun (masculine)

जयगृद्धाः (jayagṛddhāḥ) - eager for victory, greedy for triumph

(adjective)

Nominative, masculine, plural of jayagṛddha

jayagṛddha - eager for victory, greedy for triumph

Tatpuruṣa compound of 'jaya' (victory) and 'gṛddha' (greedy, eager)

Compound type : caturthī-tatpuruṣa (jaya+gṛddha)

• jaya – victory, conquest, triumph
  noun (masculine)
  Derived from root 'ji' (to conquer)
  Root: ji (class 1)
• gṛddha – greedy, eager, desirous, longing
  adjective (masculine)
  Past Passive Participle
  Derived from root 'gṛdh' (to be greedy) with kta suffix
  Root: gṛdh (class 4)

Note: Modifies 'saṃśaptakāḥ'

प्रमन्यवः (pramanyavaḥ) - full of rage, greatly enraged

(adjective)

Nominative, masculine, plural of pramanyu

pramanyu - great anger, rage, wrath

Compound of prefix 'pra-' (forth, intensely) and 'manyu' (anger, spirit)

Compound type : karmadhāraya (pra+manyu)

• manyu – anger, wrath, spirit, mind
  noun (masculine)

Note: Modifies 'saṃśaptakāḥ'