महाभारतः mahābhārataḥ - book-1, chapter-2, verse-181

प्रसुप्तान्निशि विश्वस्तान्यत्र ते पुरुषर्षभाः ।
पाञ्चालान्सपरीवाराञ्जघ्नुर्द्रौणिपुरोगमाः ॥१८१॥

181. prasuptānniśi viśvastānyatra te puruṣarṣabhāḥ ,
pāñcālānsaparīvārāñjaghnurdrauṇipurogamāḥ.

181. prasuptān niśi viśvastān yatra te puruṣarṣabhāḥ
| pāñcālān saparīvārān jaghnuḥ drauṇipurōgamāḥ

181. In which (Parva), those excellent warriors, led by Drauṇi, killed the Pāñcālas, who were sleeping at night and unsuspecting, along with their entire retinue.

Words meanings summery:

• प्रसुप्तान् (prasuptān) - who were sleeping (deeply asleep, sleeping)

• निशि (niśi) - at night (at night, in the night)

• विश्वस्तान् (viśvastān) - unsuspecting (trusted, confided in, unsuspecting)

• यत्र (yatra) - in which (Parva) (where, in which, in which case)

• ते (te) - those (those, they)

• पुरुषर्षभाः (puruṣarṣabhāḥ) - excellent warriors (bulls among men, excellent men, best of men)

• पाञ्चालान् (pāñcālān) - the Pāñcālas

• सपरीवारान् (saparīvārān) - along with their families (along with their retinue/family)

• जघ्नुः (jaghnuḥ) - they killed (they killed, they struck)

• द्रौणिपुर्ओगमाः (drauṇipurōgamāḥ) - led by Drauṇi (led by Drauṇi, with Drauṇi as their leader)

Words meanings and morphology

प्रसुप्तान् (prasuptān) - who were sleeping (deeply asleep, sleeping)

(participle)

Accusative, masculine, plural of prasupta

prasupta - asleep, deeply sleeping

past participle

root sup

Prefix: pra

Root: sup (class 2)

Note: Agrees with Pāñcālān

निशि (niśi) - at night (at night, in the night)

(noun)

Locative, feminine, singular of niś

niś - night

विश्वस्तान् (viśvastān) - unsuspecting (trusted, confided in, unsuspecting)

(participle)

Accusative, masculine, plural of viśvasta

viśvasta - trusted, confided in, confident, unsuspecting

past participle

root śvas (to breathe, trust)

Prefix: vi

Root: śvas (class 2)

Note: Agrees with Pāñcālān

यत्र (yatra) - in which (Parva) (where, in which, in which case)

(indeclinable)

ते (te) - those (those, they)

(pronoun)

Nominative, masculine, plural of tad

tad - that, those, he, she, it, they

Note: Refers to the warriors, like Drauṇi, Kṛpa, Kṛtavarmā

पुरुषर्षभाः (puruṣarṣabhāḥ) - excellent warriors (bulls among men, excellent men, best of men)

(noun)

Nominative, masculine, plural of puruṣarṣabha

puruṣarṣabha - a bull among men, chief of men, excellent man

Compound type : tatpuruṣa (puruṣa+ṛṣabha)

• puruṣa – man, male, person
  noun (masculine)
• ṛṣabha – bull; chief, best, excellent
  noun (masculine)

Note: Agrees with te and Drauṇipurōgamāḥ

पाञ्चालान् (pāñcālān) - the Pāñcālas

(proper_noun)

सपरीवारान् (saparīvārān) - along with their families (along with their retinue/family)

(adjective)

Accusative, masculine, plural of saparīvāra

saparīvāra - together with family/attendants/retinue

Compound type : bahuvrīhi (sa+parīvāra)

• sa – with, together with
  indeclinable
• parīvāra – retinue, attendance, family
  noun (masculine)

Note: Agrees with Pāñcālān

जघ्नुः (jaghnuḥ) - they killed (they killed, they struck)

(verb)

3rd person , plural, active, perfect (liṭ) of han

Root: han (class 2)

द्रौणिपुर्ओगमाः (drauṇipurōgamāḥ) - led by Drauṇi (led by Drauṇi, with Drauṇi as their leader)

(adjective)

Nominative, masculine, plural of drauṇipurōgama

drauṇipurōgama - having Drauṇi as leader, led by Drauṇi

Compound type : bahuvrīhi (drauṇi+purōgama)

• drauṇi – son of Droṇa, Aśvatthāmā
  proper_noun (masculine)
  patronymic from Droṇa
• purōgama – going before, leading, chief, leader
  adjective (masculine)

Note: Agrees with te puruṣarṣabhāḥ