महाभारतः mahābhārataḥ - book-7, chapter-11, verse-21

न हि पार्थो रणे शक्यः सेन्द्रैर्देवासुरैरपि ।
प्रत्युद्यातुमतस्तात नैतदामर्षयाम्यहम् ॥२१॥

21. na hi pārtho raṇe śakyaḥ sendrairdevāsurairapi ,
pratyudyātumatastāta naitadāmarṣayāmyaham.

21. na hi pārthaḥ raṇe śakyaḥ sa-indraiḥ deva-asuraiḥ
api pratyudyātum ataḥ tāta na etat āmarṣayāmi aham

21. hi pārthaḥ raṇe sa-indraiḥ deva-asuraiḥ api pratyudyātum
na śakyaḥ ataḥ tāta aham etat na āmarṣayāmi

21. Indeed, Pārtha (Arjuna) cannot be confronted in battle, not even by the gods and asuras led by Indra. Therefore, O dear one, I do not tolerate this (situation/condition).

Words meanings summery:

• न (na) - not (not, no)

• हि (hi) - indeed, for (indeed, surely, for, because)

• पार्थः (pārthaḥ) - Pārtha (Arjuna) (Pārtha (son of Pṛthā/Kuntī), Arjuna)

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

• शक्यः (śakyaḥ) - able to be confronted/overcome (possible, capable, able to be done/overcome)

• स-इन्द्रैः (sa-indraiḥ) - with Indra (with Indra, accompanied by Indra)

• देव-असुरैः (deva-asuraiḥ) - by gods and asuras

• अपि (api) - even (also, even, too)

• प्रत्युद्यातुम् (pratyudyātum) - to confront (to go against, to confront, to resist)

• अतः (ataḥ) - therefore (therefore, from this, hence)

• तात (tāta) - O dear one (addressing Duryodhana as a term of endearment/respect) (O dear one, father, friend, son)

• न (na) - not (not, no)

• एतत् (etat) - this (the condition or the situation of not being able to overcome Arjuna) (this)

• आमर्षयामि (āmarṣayāmi) - I tolerate (I tolerate, I endure, I permit)

• अहम् (aham) - I (Droṇa) (I)

Words meanings and morphology

न (na) - not (not, no)

(indeclinable)

Note: Negates 'śakyaḥ'.

हि (hi) - indeed, for (indeed, surely, for, because)

(indeclinable)

Note: Emphasizes the statement, providing a reason.

पार्थः (pārthaḥ) - Pārtha (Arjuna) (Pārtha (son of Pṛthā/Kuntī), Arjuna)

(proper noun)

Nominative, masculine, singular of pārtha

pārtha - Pārtha (patronymic of Arjuna, derived from Pṛthā)

Derived from Pṛthā + aṇ affix.

Note: Subject of the implied verb 'is' with 'śakyaḥ'.

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

(noun)

Locative, masculine, singular of raṇa

raṇa - battle, fight, war

Root: raṇ (class 1)

शक्यः (śakyaḥ) - able to be confronted/overcome (possible, capable, able to be done/overcome)

(adjective)

Nominative, masculine, singular of śakya

śakya - possible, capable, practicable, able to be done

Gerundive

Derived from root 'śak' with suffix -ya.

Root: śak (class 5)

Note: Agrees with 'Pārthaḥ'.

स-इन्द्रैः (sa-indraiḥ) - with Indra (with Indra, accompanied by Indra)

(adjective)

Instrumental, masculine, plural of sa-indra

sa-indra - accompanied by Indra, with Indra

Compound type : bahuvrīhi (sa+indra)

• sa – with, together with
  indeclinable
  Prefix meaning 'with'.
• indra – Indra (king of gods)
  proper noun (masculine)

Note: Agrees with 'devāsuraiḥ'.

देव-असुरैः (deva-asuraiḥ) - by gods and asuras

(noun)

Instrumental, masculine, plural of devāsura

devāsura - gods and asuras, celestial beings and demons

Compound type : dvandva (deva+asura)

• deva – god, deity, divine
  noun (masculine)
  Root: div (class 4)
• asura – demon, anti-god
  noun (masculine)
  Root: as (class 2)

Note: Agent of 'śakyaḥ pratyudyātum'.

अपि (api) - even (also, even, too)

(indeclinable)

Note: Emphasizes the extent.

प्रत्युद्यातुम् (pratyudyātum) - to confront (to go against, to confront, to resist)

(indeclinable)

Infinitive

Infinitive form of the verb praty-ud-yā- 'to go against'

Prefixes: prati+ud

Root: yā (class 2)

Note: Governed by 'śakyaḥ'.

अतः (ataḥ) - therefore (therefore, from this, hence)

(indeclinable)

Note: Indicates consequence.

तात (tāta) - O dear one (addressing Duryodhana as a term of endearment/respect) (O dear one, father, friend, son)

(noun)

Vocative, masculine, singular of tāta

tāta - dear one, father, friend, son (term of endearment)

Note: Drona addressing Duryodhana.

न (na) - not (not, no)

(indeclinable)

Note: Negates 'āmarṣayāmi'.

एतत् (etat) - this (the condition or the situation of not being able to overcome Arjuna) (this)

(pronoun)

Accusative, neuter, singular of etad

etad - this, this one, it

Note: Object of 'āmarṣayāmi'.

आमर्षयामि (āmarṣayāmi) - I tolerate (I tolerate, I endure, I permit)

(verb)

1st person , singular, active, present (laṭ) of āmarṣay

Causative Present Tense

1st person singular, present active indicative, causative of mṛṣ- 'to bear, endure'.

Prefix: ā

Root: mṛṣ (class 4)

अहम् (aham) - I (Droṇa) (I)

(pronoun)

Nominative, singular of asmad

asmad - I, we

Note: Subject of 'āmarṣayāmi', explicitly stated for emphasis.