महाभारतः mahābhārataḥ - book-8, chapter-59, verse-6

ततः सरथनागाश्वाः कुरवः कुरुसत्तम ।
निर्भया भरतश्रेष्ठमभ्यवर्तन्त फल्गुनम् ॥६॥

6. tataḥ sarathanāgāśvāḥ kuravaḥ kurusattama ,
nirbhayā bharataśreṣṭhamabhyavartanta phalgunam.

6. tataḥ sarathanāgāśvāḥ kuravaḥ kurusattama
nirbhayāḥ bharataśreṣṭham abhi avartanta phalgunam

6. kurusattama! tataḥ nirbhayāḥ sarathanāgāśvāḥ
kuravaḥ bharataśreṣṭham phalgunam abhi avartanta

6. O best of the Kurus, then the fearless Kurus, with their chariots, elephants, and horses, advanced upon Arjuna (Phalguna), the best of the Bharatas.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• सरथनागाश्वाः (sarathanāgāśvāḥ) - with chariots, elephants, and horses; possessing chariots, elephants, and horses

• कुरवः (kuravaḥ) - the Kurus

• कुरुसत्तम (kurusattama) - O best among the Kurus

• निर्भयाः (nirbhayāḥ) - fearless

• भरतश्रेष्ठम् (bharataśreṣṭham) - to Arjuna (to the best of the Bharatas)

• अभि (abhi) - towards, against, on

• अवर्तन्त (avartanta) - they turned, they advanced, they proceeded

• फल्गुनम् (phalgunam) - Arjuna

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

Avyaya formed from pronominal base tad

सरथनागाश्वाः (sarathanāgāśvāḥ) - with chariots, elephants, and horses; possessing chariots, elephants, and horses

(adjective)

Nominative, masculine, plural of sarathanāgāśva

sarathanāgāśva - accompanied by chariots, elephants, and horses

Compound type : Bahuvrīhi (sa+ratha+nāga+aśva)

• sa – with, together with
  indeclinable
• ratha – chariot
  noun (masculine)
• nāga – elephant, snake
  noun (masculine)
• aśva – horse
  noun (masculine)

कुरवः (kuravaḥ) - the Kurus

(proper noun)

Nominative, masculine, plural of kuru

kuru - Kuru (name of an ancient king and his descendants, a dynasty)

कुरुसत्तम (kurusattama) - O best among the Kurus

(proper noun)

Vocative, masculine, singular of kurusattama

kurusattama - best of the Kurus

Compound type : Tatpuruṣa (kuru+sattama)

• kuru – Kuru (dynasty, people)
  proper noun (masculine)
• sattama – best, excellent
  adjective (masculine)
  Superlative suffix -tama

निर्भयाः (nirbhayāḥ) - fearless

(adjective)

Nominative, masculine, plural of nirbhaya

nirbhaya - fearless, intrepid, dauntless

Compound type : Bahuvrīhi (nir+bhaya)

• nir – without, free from
  indeclinable
• bhaya – fear, dread
  noun (neuter)

भरतश्रेष्ठम् (bharataśreṣṭham) - to Arjuna (to the best of the Bharatas)

(proper noun)

Accusative, masculine, singular of bharataśreṣṭha

bharataśreṣṭha - best of the Bharatas (an epithet, often for Arjuna or Yudhiṣṭhira)

Compound type : Tatpuruṣa (bharata+śreṣṭha)

• bharata – descendant of Bharata (an ancient king, clan)
  proper noun (masculine)
• śreṣṭha – best, most excellent
  adjective (masculine)
  Superlative of praśasya

अभि (abhi) - towards, against, on

(indeclinable)

अवर्तन्त (avartanta) - they turned, they advanced, they proceeded

(verb)

3rd person , plural, active, imperfect past (laṅ) of vṛt

Root: vṛt (class 1)

फल्गुनम् (phalgunam) - Arjuna

(proper noun)

Accusative, masculine, singular of phalguna

phalguna - Arjuna (name of one of the Pāṇḍavas)