महाभारतः mahābhārataḥ - book-8, chapter-2, verse-15

द्रोणपुत्रस्य विक्रान्तं राधेयस्यैव चोभयोः ।
पाण्डुपाञ्चालसैन्येषु द्रक्ष्यथापि महात्मनोः ॥१५॥

15. droṇaputrasya vikrāntaṁ rādheyasyaiva cobhayoḥ ,
pāṇḍupāñcālasainyeṣu drakṣyathāpi mahātmanoḥ.

15. droṇaputrasya vikrāntam rādheyasya eva ca ubhayoḥ
pāṇḍupāñcālasainyeṣu drakṣyathā api mahātmanoḥ

15. ubhayoḥ droṇaputrasya rādheyasya eva ca mahātmanoḥ
vikrāntam pāṇḍupāñcālasainyeṣu api drakṣyathā

15. You will also see the prowess of both Drona's son (Aśvatthāmā) and Karna, the son of Radha (Rādheya), these great souls (mahātman), among the armies of the Pandavas and Panchalas.

Words meanings summery:

• द्रोणपुत्रस्य (droṇaputrasya) - of Drona's son, of Aśvatthāmā

• विक्रान्तम् (vikrāntam) - prowess, valor, might

• राधेयस्य (rādheyasya) - of Radha's son, of Karna

• एव (eva) - indeed, only, just, certainly

• च (ca) - and, also

• उभयोः (ubhayoḥ) - of both

• पाण्डुपाञ्चालसैन्येषु (pāṇḍupāñcālasainyeṣu) - among the armies of the Pandavas and Panchalas

• द्रक्ष्यथा (drakṣyathā) - you (plural) will see

• अपि (api) - also, even, too

• महात्मनोः (mahātmanoḥ) - of the great-souled ones, of the noble ones

Words meanings and morphology

द्रोणपुत्रस्य (droṇaputrasya) - of Drona's son, of Aśvatthāmā

(noun)

Genitive, masculine, singular of droṇaputra

droṇaputra - son of Drona

Compound type : tatpurusha (droṇa+putra)

• droṇa – Drona (name of the teacher)
  proper noun (masculine)
• putra – son, child
  noun (masculine)

विक्रान्तम् (vikrāntam) - prowess, valor, might

(noun)

Accusative, neuter, singular of vikrānta

vikrānta - valorous, mighty, prowess, heroism

Past Passive Participle

From vi + kram (to step, stride, overcome)

Prefix: vi

Root: kram (class 1)

Note: Used as a noun here, 'prowess'.

राधेयस्य (rādheyasya) - of Radha's son, of Karna

(proper noun)

Genitive, masculine, singular of rādheya

rādheya - son of Radha; Karna

Derived from Rādhā (mother of Karna, adopted) with suffix -eya.

एव (eva) - indeed, only, just, certainly

(indeclinable)

च (ca) - and, also

(indeclinable)

उभयोः (ubhayoḥ) - of both

(pronoun)

Genitive, masculine, dual of ubha

ubha - both

Note: Here in genitive dual, referring to the 'sons'.

पाण्डुपाञ्चालसैन्येषु (pāṇḍupāñcālasainyeṣu) - among the armies of the Pandavas and Panchalas

(noun)

Locative, neuter, plural of pāṇḍupāñcālasainya

pāṇḍupāñcālasainya - army of the Pandavas and Panchalas

Compound type : dvandva-tatpurusha (pāṇḍu+pāñcāla+sainya)

• pāṇḍu – Pandu (father of the Pandavas), a Pandava
  proper noun (masculine)
• pāñcāla – belonging to the Pañcālas, king of Pañcāla, a Pañcāla
  proper noun (masculine)
• sainya – army, host
  noun (neuter)
  From senā (army) + -ya.

Note: Refers to the armies collectively.

द्रक्ष्यथा (drakṣyathā) - you (plural) will see

(verb)

2nd person , plural, active, future (lṛṭ) of drakṣ

Future tense, 2nd person plural

Derived from root dṛś (to see), future stem drakṣya. Atmanepada ending for 2nd person plural future.

Root: dṛś (class 1)

अपि (api) - also, even, too

(indeclinable)

महात्मनोः (mahātmanoḥ) - of the great-souled ones, of the noble ones

(adjective)

Genitive, masculine, dual of mahātman

mahātman - great-souled, noble, illustrious, great (ātman)

Compound of mahā (great) + ātman (soul, self).

Compound type : bahuvrihi (mahā+ātman)

• mahā – great, large, mighty
  adjective
  From mahat.
• ātman – soul, self, essence, spirit, mind (ātman)
  noun (masculine)
  Root: an (class 2)

Note: Qualifies 'ubhayoḥ' and implicitly 'droṇaputrasya rādheyasya'.