महाभारतः mahābhārataḥ - book-1, chapter-125, verse-15

क्षत्तः क्षुब्धार्णवनिभः किमेष सुमहास्वनः ।
सहसैवोत्थितो रङ्गे भिन्दन्निव नभस्तलम् ॥१५॥

15. kṣattaḥ kṣubdhārṇavanibhaḥ kimeṣa sumahāsvanaḥ ,
sahasaivotthito raṅge bhindanniva nabhastalam.

15. kṣattaḥ kṣubdha_arṇava_nibhaḥ kim eṣa su_mahā_svanaḥ
| sahasā eva utthitaḥ raṅge bhindan iva nabhas_talam

15. O Vidura, what is this very great sound, like an agitated ocean, that has suddenly arisen in the arena, as if splitting the very sky?

Words meanings summery:

• क्षत्तः (kṣattaḥ) - Addressing Vidura (O charioteer, O Vidura)

• क्षुब्ध_अर्णव_निभः (kṣubdha_arṇava_nibhaḥ) - resembling an agitated ocean

• किम् (kim) - what? why?

• एष (eṣa) - this

• सु_महा_स्वनः (su_mahā_svanaḥ) - a very great sound

• सहसा (sahasā) - suddenly, forcibly

• एव (eva) - indeed, just, only

• उत्थितः (utthitaḥ) - arisen, risen

• रङ्गे (raṅge) - in the arena

• भिन्दन् (bhindan) - splitting, tearing

• इव (iva) - as if, like, as

• नभस्_तलम् (nabhas_talam) - the surface of the sky, the firmament

Words meanings and morphology

क्षत्तः (kṣattaḥ) - Addressing Vidura (O charioteer, O Vidura)

(noun)

Vocative, masculine, singular of kṣattṛ

kṣattṛ - charioteer, chamberlain, doorkeeper (often used for Vidura)

क्षुब्ध_अर्णव_निभः (kṣubdha_arṇava_nibhaḥ) - resembling an agitated ocean

(adjective)

Nominative, masculine, singular of kṣubdhārṇavanibha

kṣubdhārṇavanibha - resembling an agitated ocean

Compound type : upapada tatpuruṣa (kṣubdha+arṇava+nibha)

• kṣubdha – agitated, disturbed, stirred
  adjective (masculine)
  Past Passive Participle
  from √kṣubh
  Root: kṣubh (class 1)
• arṇava – ocean, sea, flood
  noun (masculine)
• nibha – like, resembling, similar to
  adjective (masculine)

Note: Agrees with svanaḥ

किम् (kim) - what? why?

(pronoun)

Nominative, singular of kim

kim - who? what? which?

Note: Interrogative pronoun

एष (eṣa) - this

(pronoun)

Nominative, masculine, singular of etad

etad - this, that

Note: Agrees with svanaḥ

सु_महा_स्वनः (su_mahā_svanaḥ) - a very great sound

(noun)

Nominative, masculine, singular of sumahāsvana

sumahāsvana - a very great sound, a mighty roar

Compound type : karmadhāraya (su+mahā+svana)

• su – good, well, very
  indeclinable
• mahā – great, large
  adjective
• svana – sound, noise, roar
  noun (masculine)
  from √svan
  Root: svan (class 1)

Note: Subject of the question

सहसा (sahasā) - suddenly, forcibly

(indeclinable)

instrumental case used as an adverb

एव (eva) - indeed, just, only

(indeclinable)

Note: Emphatic particle

उत्थितः (utthitaḥ) - arisen, risen

(adjective)

Nominative, masculine, singular of utthita

utthita - arisen, risen, standing up

Past Passive Participle

from ud-sthā

Prefix: ud

Root: sthā (class 1)

Note: Agrees with svanaḥ

रङ्गे (raṅge) - in the arena

(noun)

Locative, masculine, singular of raṅga

raṅga - arena, stage, theatre, field of action

भिन्दन् (bhindan) - splitting, tearing

(adjective)

Nominative, masculine, singular of bhindat

bhindat - splitting, breaking, tearing

Present Active Participle

from √bhid, 7th class

Root: bhid (class 7)

Note: Agrees with svanaḥ (implicitly, referring to the sound as splitting)

इव (iva) - as if, like, as

(indeclinable)

Note: Particle of comparison

नभस्_तलम् (nabhas_talam) - the surface of the sky, the firmament

(noun)

Accusative, neuter, singular of nabhastala

nabhastala - sky, firmament, celestial region

Compound type : tatpuruṣa (nabhas+tala)

• nabhas – sky, atmosphere, heaven
  noun (neuter)
• tala – surface, flat ground, level
  noun (neuter)

Note: Object of bhindan (implicit)