महाभारतः mahābhārataḥ - book-14, chapter-90, verse-34

यूपेषु नियतं चासीत्पशूनां त्रिशतं तथा ।
अश्वरत्नोत्तरं राज्ञः कौन्तेयस्य महात्मनः ॥३४॥

34. yūpeṣu niyataṁ cāsītpaśūnāṁ triśataṁ tathā ,
aśvaratnottaraṁ rājñaḥ kaunteyasya mahātmanaḥ.

34. yūpeṣu niyataṃ ca āsīt paśūnāṃ triśataṃ tathā
aśvaratnottaraṃ rājñaḥ kaunteyasya mahātmanaḥ

34. Certainly, three hundred animals were tied to the sacrificial posts. Additionally, there was the paramount horse belonging to the great-souled King, the son of Kunti (Yudhishthira).

Words meanings summery:

• यूपेषु (yūpeṣu) - on the sacrificial posts

• नियतं (niyataṁ) - certainly (fixed, appointed, certainly, restrained)

• च (ca) - and, furthermore (and, also)

• आसीत् (āsīt) - was present (was, existed)

• पशूनां (paśūnāṁ) - of animals (of animals, of cattle)

• त्रिशतं (triśataṁ) - three hundred

• तथा (tathā) - moreover, additionally (thus, so, also, similarly)

• अश्वरत्नोत्तरं (aśvaratnottaraṁ) - the paramount horse (referring to the Ashvamedha horse) (headed by the excellent horse, chief among excellent horses)

• राज्ञः (rājñaḥ) - of the king (Yudhishthira) (of the king)

• कौन्तेयस्य (kaunteyasya) - of Yudhishthira, the son of Kunti (of the son of Kunti)

• महात्मनः (mahātmanaḥ) - of the great-souled (Yudhishthira) (of the great-souled, of the noble-minded)

Words meanings and morphology

यूपेषु (yūpeṣu) - on the sacrificial posts

(noun)

Locative, masculine, plural of yūpa

yūpa - sacrificial post, stake

नियतं (niyataṁ) - certainly (fixed, appointed, certainly, restrained)

(indeclinable)

Past Passive Participle

from ni-yam

Prefix: ni

Root: yam (class 1)

Note: Used adverbially.

च (ca) - and, furthermore (and, also)

(indeclinable)

आसीत् (āsīt) - was present (was, existed)

(verb)

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

Root: as (class 2)

पशूनां (paśūnāṁ) - of animals (of animals, of cattle)

(noun)

Genitive, masculine, plural of paśu

paśu - animal, beast, cattle

त्रिशतं (triśataṁ) - three hundred

(noun)

Nominative, neuter, singular of triśata

triśata - three hundred

Compound type : dvigu (tri+śata)

• tri – three
  numeral
• śata – hundred
  noun (neuter)

Note: Numerals often behave as neuter singular nouns in compounds like this.

तथा (tathā) - moreover, additionally (thus, so, also, similarly)

(indeclinable)

अश्वरत्नोत्तरं (aśvaratnottaraṁ) - the paramount horse (referring to the Ashvamedha horse) (headed by the excellent horse, chief among excellent horses)

(noun)

Nominative, neuter, singular of aśvaratnottara

aśvaratnottara - headed by the best horse, chief horse, superior excellent horse

Compound type : bahuvrīhi (aśva+ratna+uttara)

• aśva – horse
  noun (masculine)
• ratna – jewel, gem, best, excellent
  noun (neuter)
• uttara – superior, later, chief
  adjective (neuter)

Note: Refers to the main horse of the (Ashvamedha) Vedic ritual.

राज्ञः (rājñaḥ) - of the king (Yudhishthira) (of the king)

(noun)

Genitive, masculine, singular of rājan

rājan - king, ruler

कौन्तेयस्य (kaunteyasya) - of Yudhishthira, the son of Kunti (of the son of Kunti)

(proper noun)

Genitive, masculine, singular of kaunteya

kaunteya - son of Kunti

vṛddhi derivative from Kunti

Note: Refers to Yudhishthira.

महात्मनः (mahātmanaḥ) - of the great-souled (Yudhishthira) (of the great-souled, of the noble-minded)

(adjective)

Genitive, masculine, singular of mahātman

mahātman - great-souled, noble, magnanimous

Compound type : bahuvrīhi (mahā+ātman)

• mahā – great, large
  adjective
• ātman – self (ātman), soul, essence
  noun (masculine)

Note: Qualifies 'kaunteyasya'.