महाभारतः mahābhārataḥ - book-9, chapter-31, verse-58

अथ वा फल्गुनेनाद्य त्वया वा भरतर्षभ ।
योत्स्येऽहं संगरं प्राप्य विजेष्ये च रणाजिरे ॥५८॥

58. atha vā phalgunenādya tvayā vā bharatarṣabha ,
yotsye'haṁ saṁgaraṁ prāpya vijeṣye ca raṇājire.

58. atha vā phalgunena adya tvayā vā bharatarṣabha
yotsye aham saṃgaram prāpya vijeşye ca raṇājire

58. atha vā bharatarṣabha adya phalgunena vā tvayā vā
aham yotsye saṃgaram prāpya ca raṇājire vijeşye

58. Or else, O best among the Bhāratas, I will contend today with Arjuna (Phalguna) or with you (Yudhiṣṭhira); having joined the battle (saṃgara), I will certainly conquer in the arena of combat.

Words meanings summery:

• अथ (atha) - now, then, moreover, thus

• वा (vā) - or, either

• फल्गुनेन (phalgunena) - with Arjuna (Phalguna)

• अद्य (adya) - today, now

• त्वया (tvayā) - by you, with you

• वा (vā) - or, either

• भरतर्षभ (bharatarṣabha) - Referring to Yudhiṣṭhira. (O best of Bharatas, O bull of Bharatas)

• योत्स्ये (yotsye) - I will fight, I will contend

• अहम् (aham) - I

• संगरम् (saṁgaram) - battle, combat, encounter

• प्राप्य (prāpya) - having reached, having obtained, after attaining

• विजेşये (vijeşye) - I will conquer, I will win

• च (ca) - and, also

• रणाजिरे (raṇājire) - in the arena of battle, in the battlefield

Words meanings and morphology

अथ (atha) - now, then, moreover, thus

(indeclinable)

वा (vā) - or, either

(indeclinable)

फल्गुनेन (phalgunena) - with Arjuna (Phalguna)

(proper noun)

Instrumental, masculine, singular of phalguna

phalguna - Arjuna (one of his many names)

अद्य (adya) - today, now

(indeclinable)

त्वया (tvayā) - by you, with you

(pronoun)

Instrumental, singular of yuşmad

yuşmad - you

वा (vā) - or, either

(indeclinable)

भरतर्षभ (bharatarṣabha) - Referring to Yudhiṣṭhira. (O best of Bharatas, O bull of Bharatas)

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - chief of the Bharatas, best among Bharatas

Compound type : tatpurusha (bharata+ṛṣabha)

• bharata – descendant of Bharata, a king's name
  proper noun (masculine)
• ṛṣabha – bull, best, excellent, chief
  noun (masculine)

योत्स्ये (yotsye) - I will fight, I will contend

(verb)

1st person , singular, middle, future (lṛṭ) of yudh

Root: yudh (class 4)

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I

संगरम् (saṁgaram) - battle, combat, encounter

(noun)

Accusative, masculine, singular of saṃgara

saṁgara - battle, combat, conflict, encounter

प्राप्य (prāpya) - having reached, having obtained, after attaining

(indeclinable)

Absolutive (Gerund)

Formed from root āp with prefix pra and suffix -ya

Prefix: pra

Root: āp (class 5)

विजेşये (vijeşye) - I will conquer, I will win

(verb)

1st person , singular, middle, future (lṛṭ) of ji

Prefix: vi

Root: ji (class 1)

च (ca) - and, also

(indeclinable)

रणाजिरे (raṇājire) - in the arena of battle, in the battlefield

(noun)

Locative, neuter, singular of raṇājira

raṇājira - arena of battle, battlefield

Compound type : tatpurusha (raṇa+ajira)

• raṇa – battle, combat, war
  noun (masculine)
• ajira – courtyard, arena, ground, battlefield
  noun (neuter)