महाभारतः mahābhārataḥ - book-8, chapter-30, verse-73

ब्राह्मं पाञ्चालाः कौरवेयाः स्वधर्मः सत्यं मत्स्याः शूरसेनाश्च यज्ञः ।
प्राच्या दासा वृषला दाक्षिणात्याः स्तेना बाह्लीकाः संकरा वै सुराष्ट्राः ॥७३॥

73. brāhmaṁ pāñcālāḥ kauraveyāḥ svadharmaḥ; satyaṁ matsyāḥ śūrasenāśca yajñaḥ ,
prācyā dāsā vṛṣalā dākṣiṇātyāḥ; stenā bāhlīkāḥ saṁkarā vai surāṣṭrāḥ.

73. brāhmam pāñcālāḥ kauraveyāḥ svadharmaḥ
satyam matsyāḥ śūrasenāḥ ca yajñaḥ
prācyāḥ dāsāḥ vṛṣalāḥ dākṣiṇātyāḥ
stenāḥ bāhlīkāḥ saṅkarāḥ vai surāṣṭrāḥ

73. pāñcālāḥ kauraveyāḥ (ca) brāhmam svadharmaḥ.
matsyāḥ śūrasenāḥ ca satyam yajñaḥ.
prācyāḥ dāsāḥ vṛṣalāḥ.
dākṣiṇātyāḥ stenāḥ.
bāhlīkāḥ saṅkarāḥ.
surāṣṭrāḥ vai saṅkarāḥ.

73. The Pañcālas and Kauraveyas embody `brāhmam` (Brāhmic knowledge/qualities) as their intrinsic nature (svadharma), while the Matsyas and Śūrasenas uphold truth (satyam) and Vedic ritual (yajña). The Easterners (Prācyas) are `dāsas` (servants) and `vṛṣalas` (śūdras); the Southerners (Dākṣiṇātyas) are thieves; the Bāhlīkas are of mixed origin (saṅkarāḥ), and the Surāṣṭras are indeed also of mixed origin.

Words meanings summery:

• ब्राह्मम् (brāhmam) - Brāhmic qualities or knowledge (Brāhmic, related to Brahman, sacred knowledge)

• पाञ्चालाः (pāñcālāḥ) - the Pañcālas (people from Pañcāla kingdom)

• कौरवेयाः (kauraveyāḥ) - the Kauraveyas (descendants of Kuru)

• स्वधर्मः (svadharmaḥ) - one's own natural law, intrinsic nature, specific duty

• सत्यम् (satyam) - truth, reality, honesty

• मत्स्याः (matsyāḥ) - the Matsyas (people from Matsya kingdom)

• शूरसेनाः (śūrasenāḥ) - the Śūrasenas (people from Śūrasena kingdom)

• च (ca) - and, also

• यज्ञः (yajñaḥ) - Vedic ritual

• प्राच्याः (prācyāḥ) - the Easterners, people from the East

• दासाः (dāsāḥ) - servants, slaves

• वृषलाः (vṛṣalāḥ) - Śūdras, men of low caste

• दाक्षिणात्याः (dākṣiṇātyāḥ) - the Southerners, people from the South

• स्तेनाः (stenāḥ) - thieves, robbers

• बाह्लीकाः (bāhlīkāḥ) - the Bāhlīkas (people from Bāhlīka/Balkh region)

• सङ्कराः (saṅkarāḥ) - of mixed caste/origin, hybrid

• वै (vai) - indeed, certainly

• सुराष्ट्राः (surāṣṭrāḥ) - the Surāṣṭras (people from Surāṣṭra/Gujarat region)

Words meanings and morphology

ब्राह्मम् (brāhmam) - Brāhmic qualities or knowledge (Brāhmic, related to Brahman, sacred knowledge)

(adjective)

neuter, singular of brāhma

brāhma - relating to Brahman or a Brāhmaṇa, sacred, divine

Note: Used here as a characteristic, almost adverbially or as a predicate noun.

पाञ्चालाः (pāñcālāḥ) - the Pañcālas (people from Pañcāla kingdom)

(proper noun)

Nominative, masculine, plural of pāñcāla

pāñcāla - a native or king of the Pañcāla country

कौरवेयाः (kauraveyāḥ) - the Kauraveyas (descendants of Kuru)

(proper noun)

Nominative, masculine, plural of kauraveya

kauraveya - descendant of Kuru

स्वधर्मः (svadharmaḥ) - one's own natural law, intrinsic nature, specific duty

(noun)

Nominative, masculine, singular of svadharma

svadharma - one's own natural law/constitution/duty/intrinsic nature

Compound type : tatpurusha (sva+dharma)

• sva – one's own
  pronoun (masculine/feminine/neuter)
• dharma – natural law, constitution, intrinsic nature, duty, righteousness
  noun (masculine)

सत्यम् (satyam) - truth, reality, honesty

(noun)

neuter, singular of satya

satya - true, real; truth, reality

मत्स्याः (matsyāḥ) - the Matsyas (people from Matsya kingdom)

(proper noun)

Nominative, masculine, plural of matsya

matsya - fish; name of a country or its people

शूरसेनाः (śūrasenāḥ) - the Śūrasenas (people from Śūrasena kingdom)

(proper noun)

Nominative, masculine, plural of śūrasena

śūrasena - name of a country or its people

च (ca) - and, also

(indeclinable)

यज्ञः (yajñaḥ) - Vedic ritual

(noun)

Nominative, masculine, singular of yajña

yajña - Vedic ritual, sacrifice, worship

प्राच्याः (prācyāḥ) - the Easterners, people from the East

(adjective)

Nominative, masculine, plural of prācya

prācya - eastern, oriental; an easterner

Note: Used as a noun referring to the people.

दासाः (dāsāḥ) - servants, slaves

(noun)

Nominative, masculine, plural of dāsa

dāsa - servant, slave, worshipper

वृषलाः (vṛṣalāḥ) - Śūdras, men of low caste

(noun)

Nominative, masculine, plural of vṛṣala

vṛṣala - a Śūdra, a man of low caste, an outcaste

दाक्षिणात्याः (dākṣiṇātyāḥ) - the Southerners, people from the South

(adjective)

Nominative, masculine, plural of dākṣiṇātya

dākṣiṇātya - southern, a southerner

Note: Used as a noun referring to the people.

स्तेनाः (stenāḥ) - thieves, robbers

(noun)

Nominative, masculine, plural of stena

stena - a thief, robber

बाह्लीकाः (bāhlīkāḥ) - the Bāhlīkas (people from Bāhlīka/Balkh region)

(proper noun)

Nominative, masculine, plural of bāhlīka

bāhlīka - a native of Bāhlīka (Balkh), Bactrian

सङ्कराः (saṅkarāḥ) - of mixed caste/origin, hybrid

(adjective)

Nominative, masculine, plural of saṅkara

saṅkara - of mixed caste, hybrid, confusion, mixture

Note: Used as a noun here.

वै (vai) - indeed, certainly

(indeclinable)

सुराष्ट्राः (surāṣṭrāḥ) - the Surāṣṭras (people from Surāṣṭra/Gujarat region)

(proper noun)

Nominative, masculine, plural of surāṣṭra

surāṣṭra - name of a country or its people (modern Gujarat)