महाभारतः mahābhārataḥ - book-5, chapter-56, verse-6

विराटः सह पुत्राभ्यां शङ्खेनैवोत्तरेण च ।
सूर्यदत्तादिभिर्वीरैर्मदिराश्वपुरोगमैः ॥६॥

6. virāṭaḥ saha putrābhyāṁ śaṅkhenaivottareṇa ca ,
sūryadattādibhirvīrairmadirāśvapurogamaiḥ.

6. virāṭaḥ saha putrābhyām śaṅkhena eva uttareṇa
ca sūryadattādibhiḥ vīraiḥ madirāśvapurogamaiḥ

6. King Virāṭa, accompanied by his two sons, Śaṅkha and also Uttara, and by heroic warriors such as Sūryadatta and others, and with Madirāśva at their head, also came.

Words meanings summery:

• विराटः (virāṭaḥ) - King Virāṭa, the ruler of Matsya kingdom (Virāṭa (name of a king))

• सह (saha) - along with (with, accompanied by)

• पुत्राभ्याम् (putrābhyām) - with his two sons (with two sons)

• शङ्खेन (śaṅkhena) - by Śaṅkha, with Śaṅkha

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

• उत्तरेण (uttareṇa) - by Uttara, with Uttara

• च (ca) - and

• सूर्यदत्तादिभिः (sūryadattādibhiḥ) - by Sūryadatta and others

• वीरैः (vīraiḥ) - heroic warriors (by heroes, by brave ones)

• मदिराश्वपुरोगमैः (madirāśvapurogamaiḥ) - with Madirāśva at their head (by those having Madirāśva at the forefront)

Words meanings and morphology

विराटः (virāṭaḥ) - King Virāṭa, the ruler of Matsya kingdom (Virāṭa (name of a king))

(proper noun)

Nominative, masculine, singular of virāṭa

virāṭa - Virāṭa (name of a king), lord, mighty one

सह (saha) - along with (with, accompanied by)

(indeclinable)

पुत्राभ्याम् (putrābhyām) - with his two sons (with two sons)

(noun)

Instrumental, masculine, dual of putra

putra - son, child

Note: Refers to Śaṅkha and Uttara.

शङ्खेन (śaṅkhena) - by Śaṅkha, with Śaṅkha

(proper noun)

Instrumental, masculine, singular of śaṅkha

śaṅkha - conch shell, name of a son of Virāṭa

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

(indeclinable)

Emphatic particle.

उत्तरेण (uttareṇa) - by Uttara, with Uttara

(proper noun)

Instrumental, masculine, singular of uttara

uttara - northern, later, superior, name of a son of Virāṭa

च (ca) - and

(indeclinable)

Conjunction.

सूर्यदत्तादिभिः (sūryadattādibhiḥ) - by Sūryadatta and others

(noun)

Instrumental, masculine, plural of sūryadattādi

sūryadattādi - Sūryadatta and others

Compound type : Dvigu (sūryadatta+ādi)

• sūryadatta – given by the sun, name of a person
  proper noun (masculine)
• ādi – beginning, and so on, others
  indeclinable

वीरैः (vīraiḥ) - heroic warriors (by heroes, by brave ones)

(noun)

Instrumental, masculine, plural of vīra

vīra - hero, brave man, warrior

मदिराश्वपुरोगमैः (madirāśvapurogamaiḥ) - with Madirāśva at their head (by those having Madirāśva at the forefront)

(adjective)

Instrumental, masculine, plural of madirāśvapurogama

madirāśvapurogama - with Madirāśva as the leader, led by Madirāśva

Compound type : Bahuvrīhi (madirāśva+purogama)

• madirāśva – having intoxicated horses, name of a warrior/king
  proper noun (masculine)
• purogama – going before, leading, preceded by, having at the head, chief
  adjective (masculine)
  From puras (before) + gama (going).
  Root: gam (class 1)