महाभारतः mahābhārataḥ - book-5, chapter-47, verse-29

यदा द्रष्टा बालमबालवीर्यं द्विषच्चमूं मृत्युमिवापतन्तम् ।
सौभद्रमिन्द्रप्रतिमं कृतास्त्रं तदा युद्धं धार्तराष्ट्रोऽन्वतप्स्यत् ॥२९॥

29. yadā draṣṭā bālamabālavīryaṁ; dviṣaccamūṁ mṛtyumivāpatantam ,
saubhadramindrapratimaṁ kṛtāstraṁ; tadā yuddhaṁ dhārtarāṣṭro'nvatapsyat.

29. yadā draṣṭā bālam abālavīryam dviṣat
camūm mṛtyum iva āpatantam
saubhadram indrapratimam kṛtāstram tadā
yuddham dhārtarāṣṭraḥ anvatapsyat

29. When he (Dhṛtarāṣṭra or Duryodhana) would see the young (Abhimanyu), possessing immense valor, attacking the enemy army like death itself, that son of Subhadrā (Abhimanyu), comparable to Indra and skilled in weaponry, then Dhṛtarāṣṭra would lament the war.

Words meanings summery:

• यदा (yadā) - when

• द्रष्टा (draṣṭā) - would see, the seer

• बालम् (bālam) - the young Abhimanyu (the young one, child)

• अबालवीर्यम् (abālavīryam) - of immense valor, not childlike in strength

• द्विषत् (dviṣat) - hostile, enemy's

• चमूम् (camūm) - army

• मृत्युम् (mṛtyum) - death

• इव (iva) - like, as if

• आपतन्तम् (āpatantam) - attacking, falling upon

• सौभद्रम् (saubhadram) - Abhimanyu (the son of Subhadrā)

• इन्द्रप्रतिमम् (indrapratimam) - comparable to Indra, like Indra

• कृतास्त्रम् (kṛtāstram) - skilled in weaponry

• तदा (tadā) - then

• युद्धम् (yuddham) - the war, battle

• धार्तराष्ट्रः (dhārtarāṣṭraḥ) - Dhṛtarāṣṭra (the king, father of the Kauravas) (Dhṛtarāṣṭra (son of Dhṛtarāṣṭra))

• अन्वतप्स्यत् (anvatapsyat) - would lament, would regret

Words meanings and morphology

यदा (yadā) - when

(indeclinable)

द्रष्टा (draṣṭā) - would see, the seer

(noun)

Nominative, masculine, singular of draṣṭṛ

draṣṭṛ - seer, observer

agent noun

from root dṛś

Root: dṛś (class 1)

Note: Subject is implied (Dhṛtarāṣṭra/Duryodhana).

बालम् (bālam) - the young Abhimanyu (the young one, child)

(adjective)

Accusative, masculine, singular of bāla

bāla - child, young, inexperienced

Note: Modifies Saubhadra, the object of 'draṣṭā'.

अबालवीर्यम् (abālavīryam) - of immense valor, not childlike in strength

(adjective)

Accusative, masculine, singular of abālavīrya

abālavīrya - one whose valor is not childlike, of immense valor

Compound type : bahuvrīhi (a+bāla+vīrya)

• a – not, un-
  indeclinable
• bāla – child, young, childlike
  adjective (masculine)
• vīrya – valor, strength, heroism
  noun (neuter)

Note: Modifies Saubhadra.

द्विषत् (dviṣat) - hostile, enemy's

(adjective)

of dviṣat

dviṣat - hating, hostile

present active participle

from root dviṣ

Root: dviṣ (class 2)

Note: Stem form of the present participle, acts as a modifier for 'camū'.

चमूम् (camūm) - army

(noun)

Accusative, feminine, singular of camū

camū - army, host

Note: Object of 'āpatantam', and modified by 'dviṣat'.

मृत्युम् (mṛtyum) - death

(noun)

Accusative, masculine, singular of mṛtyu

mṛtyu - death

Root: mṛ (class 6)

Note: Used with 'iva' for comparison.

इव (iva) - like, as if

(indeclinable)

आपतन्तम् (āpatantam) - attacking, falling upon

(adjective)

Accusative, masculine, singular of āpatant

āpatant - falling upon, attacking, descending

present active participle

from root pat with prefix ā

Prefix: ā

Root: pat (class 1)

Note: Modifies Saubhadra, referring to him as attacking.

सौभद्रम् (saubhadram) - Abhimanyu (the son of Subhadrā)

(proper noun)

Accusative, masculine, singular of saubhadra

saubhadra - son of Subhadrā

patronymic from Subhadrā

Note: Main object of 'draṣṭā'.

इन्द्रप्रतिमम् (indrapratimam) - comparable to Indra, like Indra

(adjective)

Accusative, masculine, singular of indrapratima

indrapratima - equal to Indra, resembling Indra

Compound type : tatpuruṣa (indra+pratima)

• indra – Indra (king of gods)
  proper noun (masculine)
• pratima – image, likeness, resembling
  adjective (masculine)

Note: Modifies Saubhadra.

कृतास्त्रम् (kṛtāstram) - skilled in weaponry

(adjective)

Accusative, masculine, singular of kṛtāstra

kṛtāstra - one who has acquired weapons, skilled in weaponry

Compound type : bahuvrīhi (kṛta+astra)

• kṛta – done, made, accomplished, acquired
  past passive participle (masculine)
  Past Passive Participle
  from root kṛ
  Root: kṛ (class 8)
• astra – weapon
  noun (neuter)

Note: Modifies Saubhadra.

तदा (tadā) - then

(indeclinable)

युद्धम् (yuddham) - the war, battle

(noun)

Accusative, neuter, singular of yuddha

yuddha - war, battle, fight

Past Passive Participle (used substantively)

from root yudh

Root: yudh (class 4)

Note: Object of 'anvatapsyat'.

धार्तराष्ट्रः (dhārtarāṣṭraḥ) - Dhṛtarāṣṭra (the king, father of the Kauravas) (Dhṛtarāṣṭra (son of Dhṛtarāṣṭra))

(proper noun)

Nominative, masculine, singular of dhārtarāṣṭra

dhārtarāṣṭra - son of Dhṛtarāṣṭra, belonging to Dhṛtarāṣṭra

patronymic from Dhṛtarāṣṭra

Note: Subject of 'anvatapsyat'.

अन्वतप्स्यत् (anvatapsyat) - would lament, would regret

(verb)

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

from root tap with prefix anu

Prefix: anu

Root: tap (class 1)

Note: Often used in conditional 'yada...tada' clauses to indicate 'would' or 'then'.