महाभारतः mahābhārataḥ - book-11, chapter-21, verse-3

अमर्षी दीर्घरोषश्च महेष्वासो महारथः ।
रणे विनिहतः शेते शूरो गाण्डीवधन्वना ॥३॥

3. amarṣī dīrgharoṣaśca maheṣvāso mahārathaḥ ,
raṇe vinihataḥ śete śūro gāṇḍīvadhanvanā.

3. amarṣī dīrgharoṣaḥ ca maheṣvāsaḥ mahārathaḥ
raṇe vinihataḥ śete śūraḥ gāṇḍīvadhanvanā

3. amarṣī dīrgharoṣaḥ ca maheṣvāsaḥ mahārathaḥ
śūraḥ gāṇḍīvadhanvanā raṇe vinihataḥ śete

3. That impatient, long-resentful one, the great archer, the mighty warrior—that hero—now lies slain in battle by Arjuna (the wielder of the Gandiva bow).

Words meanings summery:

• अमर्षी (amarṣī) - impatient (Karna's nature) (impatient, intolerant, wrathful)

• दीर्घरोषः (dīrgharoṣaḥ) - long-resentful (Karna's nature) (long-resentful, having lasting anger)

• च (ca) - and (and, also, moreover)

• महेष्वासः (maheṣvāsaḥ) - a great archer (great archer, mighty bowman)

• महारथः (mahārathaḥ) - a mighty warrior (great warrior, mighty hero)

• रणे (raṇe) - in battle (in battle, in combat)

• विनिहतः (vinihataḥ) - slain (completely slain, struck down)

• शेते (śete) - lies (dead on the battlefield) (lies, sleeps, rests)

• शूरः (śūraḥ) - the hero (hero, valiant, brave)

• गाण्डीवधन्वना (gāṇḍīvadhanvanā) - by Arjuna (the wielder of the Gandiva bow) (by the wielder of the Gandiva bow (Arjuna))

Words meanings and morphology

अमर्षी (amarṣī) - impatient (Karna's nature) (impatient, intolerant, wrathful)

(adjective)

Nominative, masculine, singular of amarṣin

amarṣin - impatient, intolerant, irascible, wrathful (a + marṣin)

Noun derived from root mṛṣ (to bear, endure) with prefix a- (negative)

Prefix: a

Root: mṛṣ (class 1)

Note: Qualifies Karna.

दीर्घरोषः (dīrgharoṣaḥ) - long-resentful (Karna's nature) (long-resentful, having lasting anger)

(adjective)

Nominative, masculine, singular of dīrgharoṣa

dīrgharoṣa - long-resentful, having lasting anger (dīrgha + roṣa)

Compound type : bahuvrīhi (dīrgha+roṣa)

• dīrgha – long
  adjective (masculine)
• roṣa – anger, wrath, resentment
  noun (masculine)
  Root: ruṣ (class 4)

च (ca) - and (and, also, moreover)

(indeclinable)

महेष्वासः (maheṣvāsaḥ) - a great archer (great archer, mighty bowman)

(noun)

Nominative, masculine, singular of maheṣvāsa

maheṣvāsa - a great archer, mighty bowman (mahā + iṣu + āsa)

Compound type : bahuvrīhi (mahā+iṣu+āsa)

• mahā – great, mighty
  adjective (feminine)
• iṣu – arrow
  noun (masculine)
• āsa – bow, thrower
  noun (masculine)
  Derived from root as (to throw).
  Prefix: ā
  Root: as (class 4)

Note: Epithet for Karna.

महारथः (mahārathaḥ) - a mighty warrior (great warrior, mighty hero)

(noun)

Nominative, masculine, singular of mahāratha

mahāratha - a great warrior, a mighty hero, a chief warrior (mahā + ratha)

Compound type : tatpuruṣa (mahā+ratha)

• mahā – great, mighty
  adjective (feminine)
• ratha – chariot, warrior (chariot-fighter)
  noun (masculine)

Note: Epithet for Karna.

रणे (raṇe) - in battle (in battle, in combat)

(noun)

Locative, masculine, singular of raṇa

raṇa - battle, combat, war

Root: raṇ (class 1)

विनिहतः (vinihataḥ) - slain (completely slain, struck down)

(adjective)

Nominative, masculine, singular of vinihata

vinihata - completely struck down, killed, destroyed (vi + ni + hata)

Past Passive Participle

Formed from root han (to strike, kill) with upasargas vi and ni.

Prefixes: vi+ni

Root: han (class 2)

शेते (śete) - lies (dead on the battlefield) (lies, sleeps, rests)

(verb)

3rd person , singular, middle, present (laṭ) of śī

Present tense, middle voice

Root śī (to lie down), present 3rd singular middle.

Root: śī (class 2)

शूरः (śūraḥ) - the hero (hero, valiant, brave)

(noun)

Nominative, masculine, singular of śūra

śūra - hero, valiant, brave, warrior

Root: śūr (class 1)

गाण्डीवधन्वना (gāṇḍīvadhanvanā) - by Arjuna (the wielder of the Gandiva bow) (by the wielder of the Gandiva bow (Arjuna))

(proper noun)

Instrumental, masculine, singular of gāṇḍīvadhanvan

gāṇḍīvadhanvan - wielder of the Gandiva bow; an epithet of Arjuna (gāṇḍīva + dhanvan)

Compound type : bahuvrīhi (gāṇḍīva+dhanvan)

• gāṇḍīva – Gandiva (Arjuna's bow)
  proper noun (neuter)
• dhanvan – bow, archer
  noun (masculine)

Note: Agent of the action 'slain'.