महाभारतः mahābhārataḥ - book-18, chapter-5, verse-26

सूत उवाच ।
एतच्छ्रुत्वा द्विजश्रेष्ठात्स राजा जनमेजयः ।
विस्मितोऽभवदत्यर्थं यज्ञकर्मान्तरेष्वथ ॥२६॥

26. sūta uvāca ,
etacchrutvā dvijaśreṣṭhātsa rājā janamejayaḥ ,
vismito'bhavadatyarthaṁ yajñakarmāntareṣvatha.

26. sūta uvāca etat śrutvā dvijaśreṣṭhāt sa rājā janamejayaḥ
vismitaḥ abhavat atyartham yajñakarmāntareṣu atha

26. sūta uvāca atha saḥ rājā janamejayaḥ etat dvijaśreṣṭhāt
śrutvā yajñakarmāntareṣu atyartham vismitaḥ abhavat

26. Sūta said: Then, having heard this from the best of the twice-born (dvijaśreṣṭha), King Janamejaya became exceedingly astonished during the intervals of the Vedic ritual (yajña).

Words meanings summery:

• सूत (sūta) - Ugraśravas Sūta, the narrator (Sūta)

• उवाच (uvāca) - said, spoke

• एतत् (etat) - this

• श्रुत्वा (śrutvā) - having heard

• द्विजश्रेष्ठात् (dvijaśreṣṭhāt) - from the best of the twice-born (brahmins)

• स (sa) - that, he

• राजा (rājā) - king

• जनमेजयः (janamejayaḥ) - King Janamejaya, son of Parikṣit (Janamejaya)

• विस्मितः (vismitaḥ) - astonished, amazed

• अभवत् (abhavat) - became, was

• अत्यर्थम् (atyartham) - exceedingly, greatly

• यज्ञकर्मान्तरेषु (yajñakarmāntareṣu) - in the intervals of the Vedic ritual (yajña)

• अथ (atha) - then, thereupon, now

Words meanings and morphology

सूत (sūta) - Ugraśravas Sūta, the narrator (Sūta)

(proper noun)

Nominative, masculine, singular of sūta

sūta - Sūta, charioteer, bard

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, past perfect (Lit) of vac

Root: vac (class 2)

एतत् (etat) - this

(pronoun)

Accusative, neuter, singular of etad

etad - this, this one

श्रुत्वा (śrutvā) - having heard

(indeclinable)

Absolutive

Formed with suffix -tvā.

Root: śru (class 5)

द्विजश्रेष्ठात् (dvijaśreṣṭhāt) - from the best of the twice-born (brahmins)

(noun)

Ablative, masculine, singular of dvijaśreṣṭha

dvijaśreṣṭha - best among the twice-born (brahmins)

Compound type : tatpuruṣa (dvija+śreṣṭha)

• dvija – twice-born (a brahmin, kṣatriya, or vaiśya; often specifically brahmin), bird, tooth
  noun (masculine)
• śreṣṭha – best, most excellent, foremost
  adjective (masculine)

स (sa) - that, he

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, it

राजा (rājā) - king

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler

जनमेजयः (janamejayaḥ) - King Janamejaya, son of Parikṣit (Janamejaya)

(proper noun)

Nominative, masculine, singular of janamejaya

janamejaya - Janamejaya (a king, son of Parikṣit)

विस्मितः (vismitaḥ) - astonished, amazed

(adjective)

Nominative, masculine, singular of vismita

vismita - astonished, amazed

Past Passive Participle

Derived from root smi with upasarga vi.

Prefix: vi

Root: smi (class 1)

अभवत् (abhavat) - became, was

(verb)

3rd person , singular, active, past imperfect (Laṅ) of bhū

Root: bhū (class 1)

अत्यर्थम् (atyartham) - exceedingly, greatly

(indeclinable)

यज्ञकर्मान्तरेषु (yajñakarmāntareṣu) - in the intervals of the Vedic ritual (yajña)

(noun)

Locative, neuter, plural of yajñakarmāntara

yajñakarmāntara - interval of a Vedic ritual (yajña)

Compound type : tatpuruṣa (yajña+karman+antara)

• yajña – Vedic ritual, offering, worship
  noun (masculine)
• karman – action, deed, work, Vedic ritual
  noun (neuter)
• antara – interval, middle, difference
  noun (neuter)

अथ (atha) - then, thereupon, now

(indeclinable)