महाभारतः mahābhārataḥ - book-9, chapter-15, verse-15

जयो वास्तु वधो वेति कृतबुद्धिर्महारथः ।
समाहूयाब्रवीत्सर्वान्भ्रातॄन्कृष्णं च माधवम् ॥१५॥

15. jayo vāstu vadho veti kṛtabuddhirmahārathaḥ ,
samāhūyābravītsarvānbhrātṝnkṛṣṇaṁ ca mādhavam.

15. jayaḥ vā astu vadhaḥ vā iti kṛtabuddhiḥ mahārathaḥ
samāhūya abravīt sarvān bhrātṝn kṛṣṇam ca mādhavam

15. mahārathaḥ jayaḥ vā vadhaḥ vā iti kṛtabuddhiḥ
sarvān bhrātṝn ca kṛṣṇam mādhavam samāhūya abravīt

15. The great chariot-warrior, having firmly resolved that there would either be victory or death, summoned all his brothers and Kṛṣṇa (Madhava) and addressed them.

Words meanings summery:

• जयः (jayaḥ) - victory, triumph

• वा (vā) - or, either

• अस्तु (astu) - let it be, may it be, so be it

• वधः (vadhaḥ) - killing, slaughter, death

• वा (vā) - or, either

• इति (iti) - thus, in this manner, marking direct speech or thought

• कृतबुद्धिः (kṛtabuddhiḥ) - having a resolved mind, having made up one's mind, with a fixed intellect

• महारथः (mahārathaḥ) - Yudhiṣṭhira (the speaker of the verses) (great chariot-warrior, great hero)

• समाहूय (samāhūya) - having summoned, having called together

• अब्रवीत् (abravīt) - he spoke, he said

• सर्वान् (sarvān) - all, everyone

• भ्रातॄन् (bhrātṝn) - brothers

• कृष्णम् (kṛṣṇam) - Kṛṣṇa

• च (ca) - and

• माधवम् (mādhavam) - Madhava (an epithet of Kṛṣṇa)

Words meanings and morphology

जयः (jayaḥ) - victory, triumph

(noun)

Nominative, masculine, singular of jaya

jaya - victory, triumph, conquest

Root: ji (class 1)

वा (vā) - or, either

(indeclinable)

अस्तु (astu) - let it be, may it be, so be it

(verb)

3rd person , singular, active, imperative (loṭ) of as

Root: as (class 2)

वधः (vadhaḥ) - killing, slaughter, death

(noun)

Nominative, masculine, singular of vadha

vadha - killing, slaughter, death, striking

From root 'han' with prefix 'va' (uncommon root/prefix combo, 'vadha' is often treated as derived from 'vadh' meaning 'to strike, to kill')

Root: vadh (class 1)

वा (vā) - or, either

(indeclinable)

इति (iti) - thus, in this manner, marking direct speech or thought

(indeclinable)

कृतबुद्धिः (kṛtabuddhiḥ) - having a resolved mind, having made up one's mind, with a fixed intellect

(adjective)

Nominative, masculine, singular of kṛtabuddhi

kṛtabuddhi - one whose mind is made up, resolute, determined

Compound type : bahuvrīhi (kṛta+buddhi)

• kṛta – done, made, accomplished
  adjective
  Past Passive Participle
  From root kṛ (to do, make)
  Root: kṛ (class 8)
• buddhi – intellect, understanding, mind, reason
  noun (feminine)
  Root: budh (class 1)

महारथः (mahārathaḥ) - Yudhiṣṭhira (the speaker of the verses) (great chariot-warrior, great hero)

(noun)

Nominative, masculine, singular of mahāratha

mahāratha - great chariot-warrior, a commander of many chariots, a great hero

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, mighty, powerful
  adjective
• ratha – chariot, a warrior (as a charioteer)
  noun (masculine)
  Root: ramh (class 1)

समाहूय (samāhūya) - having summoned, having called together

(indeclinable)

Absolutive (Gerund)

Formed from root hvā (to call) with prefixes sam- and ā- and suffix -ya

Prefixes: sam+ā

Root: hvā (class 1)

अब्रवीत् (abravīt) - he spoke, he said

(verb)

3rd person , singular, active, imperfect past (laṅ) of brū

Root: brū (class 2)

सर्वान् (sarvān) - all, everyone

(pronoun)

Accusative, masculine, plural of sarva

sarva - all, every, whole, entire

भ्रातॄन् (bhrātṝn) - brothers

(noun)

Accusative, masculine, plural of bhrātṛ

bhrātṛ - brother

कृष्णम् (kṛṣṇam) - Kṛṣṇa

(proper noun)

Accusative, masculine, singular of kṛṣṇa

kṛṣṇa - Kṛṣṇa (a proper name); black, dark

च (ca) - and

(indeclinable)

माधवम् (mādhavam) - Madhava (an epithet of Kṛṣṇa)

(proper noun)

Accusative, masculine, singular of mādhava

mādhava - descendant of Madhu, an epithet of Kṛṣṇa or Viṣṇu; relating to spring