महाभारतः mahābhārataḥ - book-4, chapter-26, verse-9

शुद्धात्मा गुणवान्पार्थः सत्यवान्नीतिमाञ्शुचिः ।
तेजोराशिरसंख्येयो गृह्णीयादपि चक्षुषी ॥९॥

9. śuddhātmā guṇavānpārthaḥ satyavānnītimāñśuciḥ ,
tejorāśirasaṁkhyeyo gṛhṇīyādapi cakṣuṣī.

9. śuddhātmā guṇavān pārthaḥ satyavān nītimān śuciḥ
| tejāḥrāśi asaṃkhyeyaḥ gṛhṇīyāt api cakṣuṣī

9. Arjuna (Pārtha) has a pure inner self (ātman), is virtuous, truthful, righteous, and pure. He is an immeasurable mass of splendor, capable of seizing even one's eyes.

Words meanings summery:

• शुद्धात्मा (śuddhātmā) - having a pure inner self (ātman) (pure-souled, pure-minded, having a pure inner self)

• गुणवान् (guṇavān) - virtuous (virtuous, endowed with good qualities)

• पार्थः (pārthaḥ) - Arjuna (Pārtha) (son of Pṛthā (Kuntī), Arjuna)

• सत्यवान् (satyavān) - truthful (truthful, honest, veracious)

• नीतिमान् (nītimān) - righteous (righteous, skilled in policy, just)

• शुचिः (śuciḥ) - pure (pure, clean, holy)

• तेजाःराशि (tejāḥrāśi) - mass of splendor (heap of splendor, mass of brilliance)

• असंख्येयः (asaṁkhyeyaḥ) - immeasurable (innumerable, countless, immeasurable)

• गृह्णीयात् (gṛhṇīyāt) - capable of seizing (he might seize, he should seize, he would seize)

• अपि (api) - even (even, also, too)

• चक्षुषी (cakṣuṣī) - one's eyes (dual indicates both eyes) (two eyes)

Words meanings and morphology

शुद्धात्मा (śuddhātmā) - having a pure inner self (ātman) (pure-souled, pure-minded, having a pure inner self)

(adjective)

Nominative, masculine, singular of śuddhātman

śuddhātman - pure-souled, pure-minded, holy

Compound type : bahuvrīhi (śuddha+ātman)

• śuddha – pure, clean, undefiled
  adjective (masculine)
  Past Passive Participle
  Derived from root √śudh (to purify, cleanse)
  Root: śudh (class 4)
• ātman – self, soul, spirit, individual self
  noun (masculine)

गुणवान् (guṇavān) - virtuous (virtuous, endowed with good qualities)

(adjective)

Nominative, masculine, singular of guṇavat

guṇavat - possessing good qualities, virtuous, meritorious

From guṇa (quality) + vat suffix (possessing).

पार्थः (pārthaḥ) - Arjuna (Pārtha) (son of Pṛthā (Kuntī), Arjuna)

(proper noun)

Nominative, masculine, singular of pārtha

pārtha - son of Pṛthā (Kuntī), Arjuna

A patronymic (taddhita) from Pṛthā.

सत्यवान् (satyavān) - truthful (truthful, honest, veracious)

(adjective)

Nominative, masculine, singular of satyavat

satyavat - possessing truth, truthful, veracious, honest

From satya (truth) + vat suffix (possessing).

नीतिमान् (nītimān) - righteous (righteous, skilled in policy, just)

(adjective)

Nominative, masculine, singular of nītimat

nītimat - possessing policy, wise, just, righteous, skilled in statesmanship

From nīti (conduct, policy, righteousness) + mat suffix (possessing).

शुचिः (śuciḥ) - pure (pure, clean, holy)

(adjective)

Nominative, masculine, singular of śuci

śuci - pure, clean, bright, holy, virtuous

तेजाःराशि (tejāḥrāśi) - mass of splendor (heap of splendor, mass of brilliance)

(noun)

Nominative, masculine, singular of tejorāśi

tejorāśi - mass of splendor, abundance of light, very brilliant

Compound type : tatpuruṣa (tejas+rāśi)

• tejas – splendor, brilliance, energy, fiery spirit
  noun (neuter)
• rāśi – heap, pile, mass, collection
  noun (masculine)

असंख्येयः (asaṁkhyeyaḥ) - immeasurable (innumerable, countless, immeasurable)

(adjective)

Nominative, masculine, singular of asaṃkhyeya

asaṁkhyeya - innumerable, countless, incalculable, immeasurable

Gerundive (kṛtya)

Formed with negative prefix a- + saṃ- (prefix) + root √khyā (to enumerate, count) + eya suffix.

Compound type : nañ-tatpuruṣa (a+saṃkhyeya)

• a – not, un-, non-
  indeclinable
  Negative prefix
• saṃkhyeya – to be counted, numerable
  adjective (masculine)
  Gerundive (kṛtya)
  Formed with saṃ- (prefix) + root √khyā (to enumerate, count) + eya suffix.
  Prefix: sam
  Root: khyā (class 2)

गृह्णीयात् (gṛhṇīyāt) - capable of seizing (he might seize, he should seize, he would seize)

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of √grah

Optative Mood, Third Person Singular

Parasmaipada, from root √grah (to seize)

Root: grah (class 9)

अपि (api) - even (even, also, too)

(indeclinable)

चक्षुषी (cakṣuṣī) - one's eyes (dual indicates both eyes) (two eyes)

(noun)

Accusative, neuter, dual of cakṣus

cakṣus - eye, sight, vision

Note: The dual form can be nominative or accusative. Context suggests accusative (object of 'seize').