महाभारतः mahābhārataḥ - book-6, chapter-69, verse-3

द्रौणिर्गाण्डीवधन्वानं भीमधन्वा महारथः ।
अविध्यदिषुभिः षड्भिर्दृढहस्तः स्तनान्तरे ॥३॥

3. drauṇirgāṇḍīvadhanvānaṁ bhīmadhanvā mahārathaḥ ,
avidhyadiṣubhiḥ ṣaḍbhirdṛḍhahastaḥ stanāntare.

3. drauṇiḥ gāṇḍīvadhanvānam bhīmadhanvā mahārathaḥ
avidhyat iṣubhiḥ ṣaḍbhiḥ dṛḍhahastaḥ stanāntare

3. drauṇiḥ bhīmadhanvā mahārathaḥ dṛḍhahastaḥ ṣaḍbhiḥ
iṣubhiḥ gāṇḍīvadhanvānam stanāntare avidhyat

3. Drona's son (Drauṇi), a great warrior (mahāratha) with a formidable bow and a firm hand, then pierced the wielder of the Gāṇḍīva bow (Arjuna) in the chest with six arrows.

Words meanings summery:

• द्रौणिः (drauṇiḥ) - Ashvatthama, son of Drona (son of Drona, Ashvatthama)

• गाण्डीवधन्वानम् (gāṇḍīvadhanvānam) - to Arjuna, who wields the Gāṇḍīva bow (to the wielder of the Gandiva bow)

• भीमधन्वा (bhīmadhanvā) - (Drauni) with a formidable bow (having a formidable bow)

• महारथः (mahārathaḥ) - a great warrior (mahāratha) (great warrior, great chariot-fighter)

• अविध्यत् (avidhyat) - pierced (pierced, struck)

• इषुभिः (iṣubhiḥ) - with arrows

• षड्भिः (ṣaḍbhiḥ) - with six (arrows) (with six)

• दृढहस्तः (dṛḍhahastaḥ) - (Drauni) with a firm hand (indicating skill) (firm-handed, strong-handed, skilled (archer))

• स्तनान्तरे (stanāntare) - in the chest (in the chest, between the breasts)

Words meanings and morphology

द्रौणिः (drauṇiḥ) - Ashvatthama, son of Drona (son of Drona, Ashvatthama)

(proper noun)

Nominative, masculine, singular of drauṇi

drauṇi - son of Drona, Ashvatthama

patronymic from droṇa

गाण्डीवधन्वानम् (gāṇḍīvadhanvānam) - to Arjuna, who wields the Gāṇḍīva bow (to the wielder of the Gandiva bow)

(adjective)

Accusative, masculine, singular of gāṇḍīvadhanvan

gāṇḍīvadhanvan - one whose bow is Gandiva, wielder of the Gandiva bow

Compound type : bahuvrīhi (gāṇḍīva+dhanvan)

• gāṇḍīva – Gandiva (name of Arjuna's bow)
  proper noun (neuter)
• dhanvan – bow
  noun (neuter)

Note: Refers to Arjuna.

भीमधन्वा (bhīmadhanvā) - (Drauni) with a formidable bow (having a formidable bow)

(adjective)

Nominative, masculine, singular of bhīmadhanvan

bhīmadhanvan - having a terrible/formidable bow

Compound type : bahuvrīhi (bhīma+dhanvan)

• bhīma – terrible, formidable, dreadful
  adjective
• dhanvan – bow
  noun (neuter)

Note: Used as an epithet for Drauni.

महारथः (mahārathaḥ) - a great warrior (mahāratha) (great warrior, great chariot-fighter)

(noun)

Nominative, masculine, singular of mahāratha

mahāratha - great warrior, great chariot-fighter

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, large
  adjective
• ratha – chariot, warrior
  noun (masculine)

Note: Used as an epithet for Drauni.

अविध्यत् (avidhyat) - pierced (pierced, struck)

(verb)

3rd person , singular, active, past imperfect (laṅ) of vidh

Imperfect

3rd person singular Imperfect Active Parasmaipada

Root: vidh (class 6)

इषुभिः (iṣubhiḥ) - with arrows

(noun)

Instrumental, masculine, plural of iṣu

iṣu - arrow

षड्भिः (ṣaḍbhiḥ) - with six (arrows) (with six)

(numeral)

दृढहस्तः (dṛḍhahastaḥ) - (Drauni) with a firm hand (indicating skill) (firm-handed, strong-handed, skilled (archer))

(adjective)

Nominative, masculine, singular of dṛḍhahasta

dṛḍhahasta - firm-handed, strong-handed

Compound type : bahuvrīhi (dṛḍha+hasta)

• dṛḍha – firm, strong, hard
  Past Passive Participle
  Past Passive Participle
  from root dṛh
  Root: dṛh (class 1)
• hasta – hand
  noun (masculine)

Note: Used as an epithet for Drauni.

स्तनान्तरे (stanāntare) - in the chest (in the chest, between the breasts)

(noun)

Locative, neuter, singular of stanāntara

stanāntara - interval between the breasts, chest

Compound type : tatpuruṣa (stana+antara)

• stana – breast
  noun (masculine)
• antara – interval, interior, middle
  noun (neuter)