महाभारतः mahābhārataḥ - book-12, chapter-19, verse-3

त्वं तु केवलमस्त्रज्ञो वीरव्रतमनुष्ठितः ।
शास्त्रार्थं तत्त्वतो गन्तुं न समर्थः कथंचन ॥३॥

3. tvaṁ tu kevalamastrajño vīravratamanuṣṭhitaḥ ,
śāstrārthaṁ tattvato gantuṁ na samarthaḥ kathaṁcana.

3. tvam tu kevalam astra-jñaḥ vīra-vratam anuṣṭhitaḥ
śāstra-artham tattvataḥ gantum na samarthaḥ kathaṃcana

3. tvam tu kevalam astra-jñaḥ,
vīra-vratam anuṣṭhitaḥ (asi),
(ataḥ) śāstra-artham tattvataḥ gantum kathaṃcana na samarthaḥ (asi).

3. However, you are merely skilled in weaponry and have undertaken a heroic vow. By no means are you capable of truly grasping the meaning of the scriptures.

Words meanings summery:

• त्वम् (tvam) - you

• तु (tu) - but, however, indeed

• केवलम् (kevalam) - merely, only, exclusively

• अस्त्र-ज्ञः (astra-jñaḥ) - skilled in weapons, knowing weapons

• वीर-व्रतम् (vīra-vratam) - heroic vow, warrior's pledge

• अनुष्ठितः (anuṣṭhitaḥ) - observed, performed, undertaken

• शास्त्र-अर्थम् (śāstra-artham) - meaning of the scriptures

• तत्त्वतः (tattvataḥ) - truly, in reality, essentially

• गन्तुम् (gantum) - to grasp, to understand (to go, to understand, to reach)

• न (na) - not

• समर्थः (samarthaḥ) - capable, able, competent

• कथंचन (kathaṁcana) - by any means, at all, in any way

Words meanings and morphology

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you (singular or plural)

Second person pronoun

तु (tu) - but, however, indeed

(indeclinable)

केवलम् (kevalam) - merely, only, exclusively

(adjective)

Accusative, neuter, singular of kevala

kevala - sole, unique, only, mere, exclusive

Note: Used adverbially here, meaning 'only' or 'merely'.

अस्त्र-ज्ञः (astra-jñaḥ) - skilled in weapons, knowing weapons

(adjective)

Nominative, masculine, singular of astrajña

astrajña - skilled in arms, knowing weapons

Compound of astra (weapon) and jña (knower)

Compound type : tatpurusha (astra+jña)

• astra – weapon, missile
  noun (neuter)
  From root as- (to throw)
  Root: as (class 4)
• jña – knower, knowing, skilled in
  adjective (masculine)
  Suffix -jña (derived from jñā)
  Derived from root jñā- (to know)
  Root: jñā (class 9)

वीर-व्रतम् (vīra-vratam) - heroic vow, warrior's pledge

(noun)

Accusative, neuter, singular of vīravrata

vīravrata - a heroic vow, a warrior's pledge or observance

Compound of vīra (hero) and vrata (vow)

Compound type : tatpurusha (vīra+vrata)

• vīra – hero, brave, valiant
  noun (masculine)
• vrata – vow, sacred observance, religious practice
  noun (neuter)

अनुष्ठितः (anuṣṭhitaḥ) - observed, performed, undertaken

(adjective)

Nominative, masculine, singular of anuṣṭhita

anuṣṭhita - performed, observed, undertaken, practiced

Past Passive Participle

Derived from root sthā- (to stand) with prefix anu- (after, along) and suffix -ta

Prefix: anu

Root: sthā (class 1)

शास्त्र-अर्थम् (śāstra-artham) - meaning of the scriptures

(noun)

Accusative, masculine, singular of śāstrārtha

śāstrārtha - meaning of the scriptures, true sense of sacred texts

Compound of śāstra (scripture) and artha (meaning)

Compound type : tatpurusha (śāstra+artha)

• śāstra – scripture, treatise, sacred text, teaching
  noun (neuter)
  From root śās- (to teach, instruct)
  Root: śās (class 2)
• artha – meaning, purpose, object, wealth
  noun (masculine)

तत्त्वतः (tattvataḥ) - truly, in reality, essentially

(indeclinable)

Note: Formed with the suffix -tas to create an adverb from the noun.

गन्तुम् (gantum) - to grasp, to understand (to go, to understand, to reach)

(indeclinable)

Infinitive

Root: gam (class 1)

न (na) - not

(indeclinable)

समर्थः (samarthaḥ) - capable, able, competent

(adjective)

Nominative, masculine, singular of samartha

samartha - capable, able, competent, suitable

Derived from root arth (to strive) with prefix sam- (with, together)

Prefix: sam

Root: arth (class 10)

कथंचन (kathaṁcana) - by any means, at all, in any way

(indeclinable)

Compound of katham (how) and cana (even, any)