महाभारतः mahābhārataḥ - book-7, chapter-88, verse-38

कर्णस्य सैन्यं सुमहदभिहत्य शितैः शरैः ।
प्राविशद्भारतीं सेनामपर्यन्तां स सात्यकिः ॥३८॥

38. karṇasya sainyaṁ sumahadabhihatya śitaiḥ śaraiḥ ,
prāviśadbhāratīṁ senāmaparyantāṁ sa sātyakiḥ.

38. karṇasya sainyaṃ sumahat abhihatya śitaiḥ śaraiḥ
sa prāviśat bhāratīṃ senām aparyantām sātyakiḥ

38. sa sātyakiḥ śitaiḥ śaraiḥ karṇasya sumahat sainyaṃ
abhihatya aparyantām bhāratīṃ senām prāviśat

38. Satyaki, having struck Karna's vast army with sharp arrows, then entered the limitless Bharata army.

Words meanings summery:

• कर्णस्य (karṇasya) - of Karna

• सैन्यं (sainyaṁ) - army, host

• सुमहत् (sumahat) - very great, vast

• अभिहत्य (abhihatya) - having struck, having attacked

• शितैः (śitaiḥ) - with sharp

• शरैः (śaraiḥ) - with arrows

• स (sa) - he, that

• प्राविशत् (prāviśat) - he entered

• भारतीं (bhāratīṁ) - the army of the Bharatas (Kauravas) (Indian, belonging to the Bharatas)

• सेनाम् (senām) - army

• अपर्यन्ताम् (aparyantām) - limitless, endless

• सात्यकिः (sātyakiḥ) - Satyaki (proper name)

Words meanings and morphology

कर्णस्य (karṇasya) - of Karna

(proper noun)

Genitive, masculine, singular of karṇa

karṇa - Karna (a proper name, son of Surya and Kunti)

सैन्यं (sainyaṁ) - army, host

(noun)

Accusative, neuter, singular of sainya

sainya - army, military, host

सुमहत् (sumahat) - very great, vast

(adjective)

Accusative, neuter, singular of sumahat

sumahat - very great, mighty, vast, excellent

अभिहत्य (abhihatya) - having struck, having attacked

(indeclinable)

Absolutive (Gerund)

Formed from root han with prefix abhi, and suffix -tvā / -tya.

Prefix: abhi

Root: han (class 2)

शितैः (śitaiḥ) - with sharp

(adjective)

Instrumental, masculine, plural of śita

śita - sharp, whetted, keen, sharpened

Past Passive Participle (from śo/śā 'to sharpen')

Root: śā (class 4)

शरैः (śaraiḥ) - with arrows

(noun)

Instrumental, masculine, plural of śara

śara - arrow, reed, dart

स (sa) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

प्राविशत् (prāviśat) - he entered

(verb)

3rd person , singular, active, imperfect (laṅ) of pra-viś

Prefix: pra

Root: viś (class 6)

भारतीं (bhāratīṁ) - the army of the Bharatas (Kauravas) (Indian, belonging to the Bharatas)

(adjective)

Accusative, feminine, singular of bhāratī

bhāratī - Indian, relating to Bharata, a descendant of Bharata, (feminine) speech, Sarasvati

सेनाम् (senām) - army

(noun)

Accusative, feminine, singular of senā

senā - army, host, troop

अपर्यन्ताम् (aparyantām) - limitless, endless

(adjective)

Accusative, feminine, singular of aparyanta

aparyanta - limitless, endless, boundless, immeasurable

Compound type : nañ-tatpuruṣa (a+paryanta)

• a – not, non-, un-
  indeclinable
• paryanta – boundary, limit, end, extent
  noun (masculine)

सात्यकिः (sātyakiḥ) - Satyaki (proper name)

(proper noun)

Nominative, masculine, singular of sātyaki

sātyaki - Satyaki (a Yadava warrior, also known as Yuyudhana, Krishna's charioteer)