महाभारतः mahābhārataḥ - book-5, chapter-160, verse-8

यस्य वीर्यं समाश्रित्य धार्तराष्ट्र विकत्थसे ।
हन्तास्मि प्रथमं भीष्मं मिषतां सर्वधन्विनाम् ॥८॥

8. yasya vīryaṁ samāśritya dhārtarāṣṭra vikatthase ,
hantāsmi prathamaṁ bhīṣmaṁ miṣatāṁ sarvadhanvinām.

8. yasya vīryam samāśritya dhārtarāṣṭra vikatthase
hantā asmi prathamam bhīṣmam miṣatām sarvadhanvinām

8. dhārtarāṣṭra! yasya vīryam samāśritya tvam vikatthase
asmi prathamam sarvadhanvinām miṣatām bhīṣmam hantā

8. O son of Dhritarashtra (dhārtarāṣṭra)! You boast, relying on whose valor; (therefore) I will first kill Bhishma while all archers (sarvadhanvinām) are watching.

Words meanings summery:

• यस्य (yasya) - whose (referring to Bhishma) (whose, of whom)

• वीर्यम् (vīryam) - valor, strength, energy

• समाश्रित्य (samāśritya) - having taken refuge in, relying upon, resorting to

• धार्तराष्ट्र (dhārtarāṣṭra) - O Duryodhana! (O son of Dhritarashtra!)

• विकत्थसे (vikatthase) - you boast, you praise yourself

• हन्ता (hantā) - I will kill (killer, one who will kill)

• अस्मि (asmi) - I am

• प्रथमम् (prathamam) - first, initially

• भीष्मम् (bhīṣmam) - Bhishma

• मिषताम् (miṣatām) - of those looking on, while they are looking on

• सर्वधन्विनाम् (sarvadhanvinām) - of all archers

Words meanings and morphology

यस्य (yasya) - whose (referring to Bhishma) (whose, of whom)

(pronoun)

Genitive, masculine, singular of yad

yad - who, which, what

Note: Refers to Bhishma.

वीर्यम् (vīryam) - valor, strength, energy

(noun)

Accusative, neuter, singular of vīrya

vīrya - valor, strength, energy, heroism

समाश्रित्य (samāśritya) - having taken refuge in, relying upon, resorting to

(verb)

absolutive of samāśri

Absolutive (Gerund)

from root śri (to lean on, resort to) with prefixes sam and ā + lyap suffix

Prefixes: sam+ā

Root: śri (class 1)

धार्तराष्ट्र (dhārtarāṣṭra) - O Duryodhana! (O son of Dhritarashtra!)

(proper noun)

Vocative, masculine, singular of dhārtarāṣṭra

dhārtarāṣṭra - son of Dhritarashtra (a Kuru prince, specifically Duryodhana)

taddhita derivation from Dhṛtarāṣṭra

Note: Addressing Duryodhana.

विकत्थसे (vikatthase) - you boast, you praise yourself

(verb)

2nd person , singular, middle, present (laṭ) of vikatth

root katth (to praise oneself, boast) with prefix vi, middle voice ending se (2nd singular)

Prefix: vi

Root: katth (class 1)

हन्ता (hantā) - I will kill (killer, one who will kill)

(noun)

Nominative, masculine, singular of hantṛ

hantṛ - killer, slayer, destroy

Agent Noun

from root han (to kill) + tṛc suffix

Root: han (class 2)

Note: Combined with 'asmi' (I am), means 'I will kill' or 'I am the killer'.

अस्मि (asmi) - I am

(verb)

1st person , singular, active, present (laṭ) of as

root as, active voice ending mi (1st singular)

Root: as (class 2)

प्रथमम् (prathamam) - first, initially

(indeclinable)

Note: Used adverbially here.

भीष्मम् (bhīṣmam) - Bhishma

(proper noun)

Accusative, masculine, singular of bhīṣma

bhīṣma - Bhishma (proper name, 'terrible')

Note: Object of 'hantā asmi'.

मिषताम् (miṣatām) - of those looking on, while they are looking on

(adjective)

Genitive, masculine, plural of miṣat

miṣat - looking on, watching, seeing

Present Active Participle

from root miṣ (to wink, to look) + śatṛ suffix

Root: miṣ (class 1)

Note: Agrees with 'sarvadhanvinām'.

सर्वधन्विनाम् (sarvadhanvinām) - of all archers

(compound)

Compound type : tatpurusha (sarva+dhanvin)

• sarva – all, every, whole
  adjective (masculine)
• dhanvin – archer, bowman
  noun (masculine)
  Root: dhanv (class 1)

Note: Genitive of ownership/association, 'in the presence of' or 'while they are looking on'.