महाभारतः mahābhārataḥ - book-6, chapter-71, verse-18

प्राग्ज्योतिषस्तु सहितः मद्रसौवीरकेकयैः ।
उरस्यभून्नरश्रेष्ठ महत्या सेनया वृतः ॥१८॥

18. prāgjyotiṣastu sahitaḥ madrasauvīrakekayaiḥ ,
urasyabhūnnaraśreṣṭha mahatyā senayā vṛtaḥ.

18. prāgjyotiṣaḥ tu sahitaḥ madrasauvīrakekayaiḥ
urasi abhūt naraśreṣṭha mahatyā senayā vṛtaḥ

18. naraśreṣṭha prāgjyotiṣaḥ tu madrasauvīrakekayaiḥ
sahitaḥ mahatyā senayā vṛtaḥ urasi abhūt

18. O best among men (naraśreṣṭha), Prāgjyotiṣa, accompanied by the Madras, Sauviras, and Kekayas, was positioned at the breast (urasi) [of the array], surrounded by a great army.

Words meanings summery:

• प्राग्ज्योतिषः (prāgjyotiṣaḥ) - Prāgjyotiṣa (Bhagadatta, king of Prāgjyotiṣa) (Prāgjyotiṣa)

• तु (tu) - indeed, for emphasis (but, indeed, however, and)

• सहितः (sahitaḥ) - accompanied by (accompanied by, together with)

• मद्रसौवीरकेकयैः (madrasauvīrakekayaiḥ) - by the warriors from Madra, Sauvīra, and Kekaya regions (by the Madras, Sauviras, and Kekayas)

• उरसि (urasi) - at the center/breast (of the army formation) (on the breast, in the chest, at the center, in the middle)

• अभूत् (abhūt) - was present, occupied the position (was, became, existed)

• नरश्रेष्ठ (naraśreṣṭha) - O best among men (Dhṛtarāṣṭra) (O best among men)

• महत्या (mahatyā) - by a large (by a great, by a large)

• सेनया (senayā) - by an army (by an army, by a host)

• वृतः (vṛtaḥ) - surrounded (surrounded, encompassed, covered)

Words meanings and morphology

प्राग्ज्योतिषः (prāgjyotiṣaḥ) - Prāgjyotiṣa (Bhagadatta, king of Prāgjyotiṣa) (Prāgjyotiṣa)

(proper noun)

Nominative, masculine, singular of prāgjyotiṣa

prāgjyotiṣa - name of an ancient kingdom (Assam) and its king

तु (tu) - indeed, for emphasis (but, indeed, however, and)

(indeclinable)

सहितः (sahitaḥ) - accompanied by (accompanied by, together with)

(adjective)

Nominative, masculine, singular of sahita

sahita - accompanied by, joined with, endowed with, possessed of

Past Passive Participle

from root dhā (to place, set, hold) with prefix sa-

Prefix: sa

Root: dhā (class 3)

Note: Agrees with Prāgjyotiṣa.

मद्रसौवीरकेकयैः (madrasauvīrakekayaiḥ) - by the warriors from Madra, Sauvīra, and Kekaya regions (by the Madras, Sauviras, and Kekayas)

(proper noun)

Instrumental, masculine, plural of madrasauvīrakekaya

madrasauvīrakekaya - referring to the peoples/regions of Madra, Sauvīra, and Kekaya

compound of proper names

Compound type : dvandva (madra+sauvīra+kekaya)

• madra – name of a country and its people
  proper noun (masculine)
• sauvīra – name of a country and its people
  proper noun (masculine)
• kekaya – name of a country and its people
  proper noun (masculine)

उरसि (urasi) - at the center/breast (of the army formation) (on the breast, in the chest, at the center, in the middle)

(noun)

Locative, neuter, singular of uras

uras - breast, chest, front, middle

अभूत् (abhūt) - was present, occupied the position (was, became, existed)

(verb)

3rd person , singular, active, past aorist (luṅ) of bhū

Aorist Active 3rd Singular

From root bhū (to be)

Root: bhū (class 1)

नरश्रेष्ठ (naraśreṣṭha) - O best among men (Dhṛtarāṣṭra) (O best among men)

(noun)

Vocative, masculine, singular of naraśreṣṭha

naraśreṣṭha - best among men, chief of men

compound of nara (man) + śreṣṭha (best)

Compound type : tatpuruṣa (nara+śreṣṭha)

• nara – man, human being
  noun (masculine)
  Root: nṛ (class 1)
• śreṣṭha – best, most excellent, chief
  adjective (masculine)
  superlative of praśasya (praise-worthy)
  Root: praśas

महत्या (mahatyā) - by a large (by a great, by a large)

(adjective)

Instrumental, feminine, singular of mahat

mahat - great, large, mighty, extensive

Note: Agrees with senayā.

सेनया (senayā) - by an army (by an army, by a host)

(noun)

Instrumental, feminine, singular of senā

senā - army, host, military force

Root: si (class 4)

वृतः (vṛtaḥ) - surrounded (surrounded, encompassed, covered)

(adjective)

Nominative, masculine, singular of vṛta

vṛta - surrounded, covered, chosen, appointed

Past Passive Participle

from root vṛ (to cover, surround)

Root: vṛ (class 5)

Note: Agrees with Prāgjyotiṣa.