महाभारतः mahābhārataḥ - book-14, chapter-72, verse-3

हयश्च हयमेधार्थं स्वयं स ब्रह्मवादिना ।
उत्सृष्टः शास्त्रविधिना व्यासेनामिततेजसा ॥३॥

3. hayaśca hayamedhārthaṁ svayaṁ sa brahmavādinā ,
utsṛṣṭaḥ śāstravidhinā vyāsenāmitatejasā.

3. hayaḥ ca hayamedhārtham svayam saḥ brahmavādinā
| utsṛṣṭaḥ śāstravidhinā vyāsena amitatejasā

3. And the horse for the Aśvamedha (Vedic ritual) was himself released according to scriptural injunctions by Vyāsa, that speaker of (brahman) and one of immeasurable splendor.

Words meanings summery:

• हयः (hayaḥ) - horse

• च (ca) - and, also, moreover

• हयमेधार्थम् (hayamedhārtham) - for the purpose of the horse ritual, for the Aśvamedha

• स्वयम् (svayam) - personally, by himself, spontaneously

• सः (saḥ) - that (Vyāsa) (he, that)

• ब्रह्मवादिना (brahmavādinā) - by the speaker of (brahman), by the expounder of the Vedas

• उत्सृष्टः (utsṛṣṭaḥ) - released, abandoned, offered

• शास्त्रविधिना (śāstravidhinā) - by scriptural injunctions, according to sacred rules

• व्यासेन (vyāsena) - by Vyāsa

• अमिततेजसा (amitatejasā) - of immeasurable splendor, of boundless energy

Words meanings and morphology

हयः (hayaḥ) - horse

(noun)

Nominative, masculine, singular of haya

haya - horse

Root: hi (class 5)

च (ca) - and, also, moreover

(indeclinable)

हयमेधार्थम् (hayamedhārtham) - for the purpose of the horse ritual, for the Aśvamedha

(noun)

Accusative, masculine, singular of hayamedhārtha

hayamedhārtha - purpose of the horse sacrifice/ritual

Compound type : tatpuruṣa (haya+medha+artha)

• haya – horse
  noun (masculine)
• medha – Vedic ritual, oblation
  noun (masculine)
  Root: medh
• artha – purpose, meaning, wealth
  noun (masculine)

Note: Used adverbially to mean 'for the sake of'.

स्वयम् (svayam) - personally, by himself, spontaneously

(indeclinable)

सः (saḥ) - that (Vyāsa) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Note: Refers to Vyāsa in the instrumental case ('brahmavādinā', 'vyāsena', 'amitatejasā').

ब्रह्मवादिना (brahmavādinā) - by the speaker of (brahman), by the expounder of the Vedas

(noun)

Instrumental, masculine, singular of brahmavādin

brahmavādin - speaker of (brahman), expounder of the Vedas, theologian

Compound type : tatpuruṣa (brahman+vādin)

• brahman – Brahman, the Absolute, the Vedas, sacred knowledge
  noun (neuter)
  Root: bṛh (class 1)
• vādin – speaking, expounding, speaker, proponent
  noun (masculine)
  From root √vad (to speak).
  Root: vad (class 1)

उत्सृष्टः (utsṛṣṭaḥ) - released, abandoned, offered

(adjective)

Nominative, masculine, singular of utsṛṣṭa

utsṛṣṭa - released, abandoned, offered, emitted, given away

Past Passive Participle

Derived from root √sṛj (to release, create) with prefix ud-.

Prefix: ud

Root: sṛj (class 6)

शास्त्रविधिना (śāstravidhinā) - by scriptural injunctions, according to sacred rules

(noun)

Instrumental, masculine, singular of śāstravidhi

śāstravidhi - scriptural injunction, rule of sacred texts

Compound type : tatpuruṣa (śāstra+vidhi)

• śāstra – scripture, treatise, rule, science
  noun (neuter)
  Root: śās (class 2)
• vidhi – rule, injunction, method, ceremony
  noun (masculine)
  Prefix: vi
  Root: dhā (class 3)

व्यासेन (vyāsena) - by Vyāsa

(proper noun)

Instrumental, masculine, singular of vyāsa

vyāsa - Vyāsa (name of a revered sage, compiler of the Vedas and Mahābhārata)

अमिततेजसा (amitatejasā) - of immeasurable splendor, of boundless energy

(adjective)

Instrumental, masculine, singular of amitatejas

amitatejas - of immeasurable splendor, of boundless energy/power

Compound type : bahuvrīhi (amita+tejas)

• amita – immeasurable, unlimited, infinite
  adjective
  Past Passive Participle
  Derived from root √mā (to measure) with negative prefix a- and prefix ni- (implied or omitted in compound).
  Prefix: a
  Root: mā (class 2)
• tejas – splendor, radiance, energy, might
  noun (neuter)