महाभारतः mahābhārataḥ - book-7, chapter-139, verse-20

आचार्यो हि सुसंयत्तो भृशं यत्ताश्च पाण्डवाः ।
तं रक्षत सुसंयत्ता निघ्नन्तं शात्रवान्रणे ॥२०॥

20. ācāryo hi susaṁyatto bhṛśaṁ yattāśca pāṇḍavāḥ ,
taṁ rakṣata susaṁyattā nighnantaṁ śātravānraṇe.

20. ācāryaḥ hi susaṃyattaḥ bhṛśam yattāḥ ca Pāṇḍavāḥ
tam rakṣata susaṃyattāḥ nighnantam śātravān raṇe

20. ācāryaḥ hi susaṃyattaḥ pāṇḍavāḥ ca bhṛśam yattāḥ
susaṃyattāḥ tam śātravān raṇe nighnantam rakṣata

20. Indeed, the preceptor (Droṇa) is very well-controlled, while the Pāṇḍavas are greatly vigilant. All of you, being well-disciplined, protect him as he slays the enemies in battle.

Words meanings summery:

• आचार्यः (ācāryaḥ) - Droṇa, the preceptor of both Kauravas and Pāṇḍavas (preceptor, teacher, master)

• हि (hi) - indeed, certainly, because

• सुसंयत्तः (susaṁyattaḥ) - well-controlled, well-disciplined, well-prepared

• भृशम् (bhṛśam) - greatly, exceedingly, strongly

• यत्ताः (yattāḥ) - vigilant for battle, ready to fight (attentive, diligent, prepared, engaged)

• च (ca) - and, also

• पाण्डवाः (pāṇḍavāḥ) - The five Pāṇḍava brothers (Yudhiṣṭhira, Bhīma, Arjuna, Nakula, Sahadeva) (the sons of Pāṇḍu, the Pāṇḍavas)

• तम् (tam) - him (Droṇa) (him, that)

• रक्षत (rakṣata) - protect, guard

• सुसंयत्ताः (susaṁyattāḥ) - well-controlled, well-disciplined, well-prepared

• निघ्नन्तम् (nighnantam) - striking down, killing, slaying

• शात्रवान् (śātravān) - enemies, foes

• रणे (raṇe) - in battle, in combat

Words meanings and morphology

आचार्यः (ācāryaḥ) - Droṇa, the preceptor of both Kauravas and Pāṇḍavas (preceptor, teacher, master)

(noun)

Nominative, masculine, singular of ācārya

ācārya - preceptor, teacher, master, spiritual guide

From ā + car (to move, conduct) with suffix -ya. One who conducts (teaching) or instructs.

Prefix: ā

Root: car (class 1)

Note: Subject of the sentence.

हि (hi) - indeed, certainly, because

(indeclinable)

सुसंयत्तः (susaṁyattaḥ) - well-controlled, well-disciplined, well-prepared

(adjective)

Nominative, masculine, singular of susaṃyatta

susaṁyatta - well-controlled, well-disciplined, well-prepared, fully restrained

Past Passive Participle

Compound of su (good, well) and saṃyatta (controlled, prepared). Saṃyatta is from sam + yam (to restrain).

Compound type : karmadhāraya (su+saṃyatta)

• su – good, well, excellent, intensely
  indeclinable
  Prefix indicating 'good' or 'well'.
• saṃyatta – restrained, controlled, prepared, equipped
  adjective
  Past Passive Participle
  From root yam (to restrain, control) with prefix sam.
  Prefix: sam
  Root: yam (class 1)

Note: Agrees with `ācāryaḥ`.

भृशम् (bhṛśam) - greatly, exceedingly, strongly

(indeclinable)

यत्ताः (yattāḥ) - vigilant for battle, ready to fight (attentive, diligent, prepared, engaged)

(adjective)

Nominative, masculine, plural of yatta

yatta - attentive, diligent, prepared, engaged, restrained

Past Passive Participle

Past passive participle of root yat (to strive, exert) or yam (to restrain). Here, 'prepared' or 'attentive'.

Root: yat (class 1)

Note: Agrees with `Pāṇḍavāḥ`.

च (ca) - and, also

(indeclinable)

Note: Conjunction, connecting the two clauses.

पाण्डवाः (pāṇḍavāḥ) - The five Pāṇḍava brothers (Yudhiṣṭhira, Bhīma, Arjuna, Nakula, Sahadeva) (the sons of Pāṇḍu, the Pāṇḍavas)

(proper noun)

Nominative, masculine, plural of pāṇḍava

pāṇḍava - descendant of Pāṇḍu, the Pāṇḍavas

Patronymic from Pāṇḍu.

Note: Subject of the clause, emphasizing their readiness.

तम् (tam) - him (Droṇa) (him, that)

(pronoun)

Accusative, masculine, singular of tad

tad - that, him, it, such

Note: Object of `rakṣata`.

रक्षत (rakṣata) - protect, guard

(verb)

2nd person , plural, active, imperative (loṭ) of rakṣ

Root: rakṣ (class 1)

Note: Direct command to 'you all'.

सुसंयत्ताः (susaṁyattāḥ) - well-controlled, well-disciplined, well-prepared

(adjective)

Nominative, masculine, plural of susaṃyatta

susaṁyatta - well-controlled, well-disciplined, well-prepared, fully restrained

Past Passive Participle

Compound of su (good, well) and saṃyatta (controlled, prepared). Saṃyatta is from sam + yam (to restrain).

Compound type : karmadhāraya (su+saṃyatta)

• su – good, well, excellent, intensely
  indeclinable
  Prefix indicating 'good' or 'well'.
• saṃyatta – restrained, controlled, prepared, equipped
  adjective
  Past Passive Participle
  From root yam (to restrain, control) with prefix sam.
  Prefix: sam
  Root: yam (class 1)

Note: Predicative adjective for the implied subject of `rakṣata` (you all).

निघ्नन्तम् (nighnantam) - striking down, killing, slaying

(adjective)

Accusative, masculine, singular of nighnat

nighnat - striking down, killing, slaying, destroying

Present Active Participle

Present active participle of root han (to strike, kill) with prefix ni (down, into).

Prefix: ni

Root: han (class 2)

Note: Qualifies `tam` (Droṇa), indicating a continuous action.

शात्रवान् (śātravān) - enemies, foes

(noun)

Accusative, masculine, plural of śātru

śātru - enemy, foe, rival

Note: Object of `nighnantam`.

रणे (raṇe) - in battle, in combat

(noun)

Locative, masculine, singular of raṇa

raṇa - battle, combat, war, conflict

Root: raṇ (class 1)

Note: Denotes location of the action.