महाभारतः mahābhārataḥ - book-10, chapter-4, verse-4

आवाभ्यां सहितः शत्रूञ्श्वोऽसि हन्ता समागमे ।
विक्रम्य रथिनां श्रेष्ठ पाञ्चालान्सपदानुगान् ॥४॥

4. āvābhyāṁ sahitaḥ śatrūñśvo'si hantā samāgame ,
vikramya rathināṁ śreṣṭha pāñcālānsapadānugān.

4. āvābhyām sahitaḥ śatrūn śvaḥ asi hantā samāgame
vikramya rathinām śreṣṭha pāñcālān sapadānugān

4. rathinām śreṣṭha āvābhyām sahitaḥ vikramya śvaḥ
samāgame pāñcālān sapadānugān śatrūn hantā asi

4. O best among charioteers, tomorrow, accompanied by us both, you will be the slayer of the Panchalas and their followers in battle, after having shown great valor.

Words meanings summery:

• आवाभ्याम् (āvābhyām) - by us two

• सहितः (sahitaḥ) - accompanied (by us two) (accompanied, endowed with, united with)

• शत्रून् (śatrūn) - enemies, foes

• श्वः (śvaḥ) - tomorrow

• असि (asi) - you are

• हन्ता (hantā) - slayer, killer, destroyer

• समागमे (samāgame) - in battle (in an encounter, in meeting, in battle)

• विक्रम्य (vikramya) - having shown valor (having exerted valor, having attacked, having overcome)

• रथिनाम् (rathinām) - of charioteers

• श्रेष्ठ (śreṣṭha) - O best (of charioteers) (best, most excellent)

• पाञ्चालान् (pāñcālān) - Panchalas (people of the Panchala kingdom)

• सपदानुगान् (sapadānugān) - with their followers, accompanied by their retinue

Words meanings and morphology

आवाभ्याम् (āvābhyām) - by us two

(pronoun)

Instrumental, dual of asmad

asmad - I, we

सहितः (sahitaḥ) - accompanied (by us two) (accompanied, endowed with, united with)

(participle)

Nominative, masculine, singular of sahita

sahita - accompanied, joined, endowed with

Past Passive Participle

Derived from root sah (to bear, endure) with suffix kta.

Root: sah (class 1)

शत्रून् (śatrūn) - enemies, foes

(noun)

Accusative, masculine, plural of śatru

śatru - enemy, foe

श्वः (śvaḥ) - tomorrow

(indeclinable)

असि (asi) - you are

(verb)

2nd person , singular, active, present (laṭ) of as

Root: as (class 2)

हन्ता (hantā) - slayer, killer, destroyer

(noun)

Nominative, masculine, singular of hantṛ

hantṛ - killer, slayer, destroyer

Agent Noun

Derived from root han (to strike, kill) with suffix tṛ. Also functions as a future active participle.

Root: han (class 2)

समागमे (samāgame) - in battle (in an encounter, in meeting, in battle)

(noun)

Locative, masculine, singular of samāgama

samāgama - coming together, meeting, encounter, battle

Derived from sam-ā-gam (to come together) with suffix a (Ghañ).

Prefixes: sam+ā

Root: gam (class 1)

विक्रम्य (vikramya) - having shown valor (having exerted valor, having attacked, having overcome)

(indeclinable)

Absolutive (Gerund)

Derived from vi-kram (to step forth with valor) with suffix lyap.

Prefix: vi

Root: kram (class 1)

रथिनाम् (rathinām) - of charioteers

(noun)

Genitive, masculine, plural of rathin

rathin - charioteer, owner of a chariot

श्रेष्ठ (śreṣṭha) - O best (of charioteers) (best, most excellent)

(adjective)

Vocative, masculine, singular of śreṣṭha

śreṣṭha - best, excellent, superior

Superlative degree of praśasya (excellent).

पाञ्चालान् (pāñcālān) - Panchalas (people of the Panchala kingdom)

(proper noun)

Accusative, masculine, plural of pāñcāla

pāñcāla - pertaining to the Pañcālas, a resident of Pañcāla, the Pañcāla people

सपदानुगान् (sapadānugān) - with their followers, accompanied by their retinue

(adjective)

Accusative, masculine, plural of sapadānuga

sapadānuga - accompanied by followers, with retinue

Compound type : Bahuvrihi (sa+pada+anuga)

• sa – with, together with
  indeclinable
• pada – foot, step, position, retinue
  noun (neuter)
• anuga – follower, attendant
  noun (masculine)
  Derived from anu-gam (to follow) with suffix a (ḍa).
  Prefix: anu
  Root: gam (class 1)

Note: Qualifies pāñcālān.