महाभारतः mahābhārataḥ - book-8, chapter-65, verse-20

किरातरूपी भगवान्यया च त्वया महत्या परितोषितोऽभूत् ।
तां त्वं धृतिं वीर पुनर्गृहीत्वा सहानुबन्धं जहि सूतपुत्रम् ॥२०॥

20. kirātarūpī bhagavānyayā ca; tvayā mahatyā paritoṣito'bhūt ,
tāṁ tvaṁ dhṛtiṁ vīra punargṛhītvā; sahānubandhaṁ jahi sūtaputram.

20. kirāta-rūpī bhagavān yayā ca
tvayā mahatyā paritoṣitaḥ abhūt
tām tvam dhṛtim vīra punaḥ gṛhītvā
sa-anubandham jahi sūta-putram

20. vīra! tvayā yayā mahatyā (dhṛtyā) kirāta-rūpī bhagavān ca paritoṣitaḥ abhūt,
tām dhṛtim tvam punaḥ gṛhītvā,
sa-anubandham sūta-putram jahi.

20. O hero, take up again that great steadfastness (dhṛti) by which you pleased the Lord (Bhagavān) who was in the form of a Kirāta, and with it, kill the son of Sūta along with his associates.

Words meanings summery:

• किरात-रूपी (kirāta-rūpī) - Shiva disguised as a Kirāta (mountain-dwelling hunter). (in the form of a Kirāta (hunter))

• भगवान् (bhagavān) - Lord Shiva, in the context of Arjuna's encounter with him. (Lord, revered one, divine one)

• यया (yayā) - by which, with which

• च (ca) - and, also

• त्वया (tvayā) - by you

• महत्या (mahatyā) - great, mighty

• परितोषितः (paritoṣitaḥ) - pleased, gratified

• अभूत् (abhūt) - was, became

• ताम् (tām) - that, her

• त्वम् (tvam) - you

• धृतिम् (dhṛtim) - steadfastness, firmness, determination

• वीर (vīra) - O hero

• पुनः (punaḥ) - again, anew

• गृहीत्वा (gṛhītvā) - having taken, having grasped

• स-अनुबन्धम् (sa-anubandham) - with his retinue, his army, or kinsmen. (along with his followers/associates)

• जहि (jahi) - kill, destroy

• सूत-पुत्रम् (sūta-putram) - Karṇa, referring to his adopted father Adhiratha, a charioteer (sūta). (son of a charioteer (Karṇa))

Words meanings and morphology

किरात-रूपी (kirāta-rūpī) - Shiva disguised as a Kirāta (mountain-dwelling hunter). (in the form of a Kirāta (hunter))

(adjective)

Nominative, masculine, singular of kirāta-rūpin

kirāta-rūpin - having the form of a Kirāta, disguised as a hunter

Derived from rūpa (form) and kirāta (a hunter tribe).

Compound type : bahuvrīhi (kirāta+rūpa)

• kirāta – a Kirāta (mountain-dwelling tribe, hunter)
  noun (masculine)
• rūpa – form, shape, appearance
  noun (neuter)

Note: Agrees with bhagavān.

भगवान् (bhagavān) - Lord Shiva, in the context of Arjuna's encounter with him. (Lord, revered one, divine one)

(noun)

Nominative, masculine, singular of bhagavat

bhagavat - Lord, divine, illustrious, glorious, revered

From bhaga (good fortune, auspiciousness) with the matup suffix.

Note: A title for deities or highly revered persons.

यया (yayā) - by which, with which

(pronoun)

Instrumental, feminine, singular of yad

yad - which, what

Note: Refers to dhṛti.

च (ca) - and, also

(indeclinable)

Note: Conjunction.

त्वया (tvayā) - by you

(pronoun)

Instrumental, singular of yuṣmad

yuṣmad - you

Note: Refers to Arjuna.

महत्या (mahatyā) - great, mighty

(adjective)

Instrumental, feminine, singular of mahat

mahat - great, mighty, large, eminent

Note: Agrees with an implied dhṛtyā.

परितोषितः (paritoṣitaḥ) - pleased, gratified

(adjective)

Nominative, masculine, singular of paritoṣita

paritoṣita - pleased, gratified, satisfied

Past Passive Participle

Derived from root tuṣ (to be pleased) with upasarga pari.

Prefix: pari

Root: tuṣ (class 4)

Note: Agrees with bhagavān.

अभूत् (abhūt) - was, became

(verb)

3rd person , singular, active, aorist (luṅ) of bhū

Root: bhū (class 1)

Note: Past tense of "to be".

ताम् (tām) - that, her

(pronoun)

Accusative, feminine, singular of tad

tad - that, it

Note: Refers to dhṛti.

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you

Note: Refers to Arjuna.

धृतिम् (dhṛtim) - steadfastness, firmness, determination

(noun)

Accusative, feminine, singular of dhṛti

dhṛti - steadfastness, firmness, determination, resolve, courage

From root dhṛ (to hold, support).

Root: dhṛ (class 1)

Note: Object of gṛhītvā.

वीर (vīra) - O hero

(noun)

Vocative, masculine, singular of vīra

vīra - hero, brave man, warrior

Note: Address to Arjuna.

पुनः (punaḥ) - again, anew

(indeclinable)

Note: Adverb of repetition.

गृहीत्वा (gṛhītvā) - having taken, having grasped

(indeclinable)

absolutive

Derived from root grah (to seize, take).

Root: grah (class 9)

Note: Connects preceding action to main verb.

स-अनुबन्धम् (sa-anubandham) - with his retinue, his army, or kinsmen. (along with his followers/associates)

(adjective)

Accusative, masculine, singular of sa-anubandha

sa-anubandha - with connections, with followers, with adjuncts

Derived from sa (with) and anubandha (connection, consequence, follower).

Compound type : bahuvrīhi (sa+anubandha)

• sa – with, together with
  indeclinable
• anubandha – connection, appendage, retinue, follower
  noun (masculine)
  From root bandh (to bind) with upasarga anu.
  Prefix: anu
  Root: bandh (class 1)

Note: Agrees with sūta-putram.

जहि (jahi) - kill, destroy

(verb)

2nd person , singular, active, imperative (loṭ) of han

Root: han (class 2)

Note: Imperative form.

सूत-पुत्रम् (sūta-putram) - Karṇa, referring to his adopted father Adhiratha, a charioteer (sūta). (son of a charioteer (Karṇa))

(noun)

Accusative, masculine, singular of sūta-putra

sūta-putra - son of a charioteer, son of a sūta

Compound type : tatpuruṣa (sūta+putra)

• sūta – charioteer, bard, one of mixed caste
  noun (masculine)
  From root sū (to generate, impel).
  Root: sū (class 2)
• putra – son
  noun (masculine)

Note: Object of jahi.