महाभारतः mahābhārataḥ - book-1, chapter-146, verse-21

त्रितयं सर्वथाप्येवं विनशिष्यत्यसंशयम् ।
त्वया विहीनं तस्मात्त्वं मां परित्यक्तुमर्हसि ॥२१॥

21. tritayaṁ sarvathāpyevaṁ vinaśiṣyatyasaṁśayam ,
tvayā vihīnaṁ tasmāttvaṁ māṁ parityaktumarhasi.

21. tritayam sarvathā api evam vinaśiṣyati asaṃśayam
tvayā vihīnam tasmāt tvam mām parityaktum arhasi

21. This trio will undoubtedly perish in every way if deprived of you. Therefore, you ought to abandon me.

Words meanings summery:

• त्रितयम् (tritayam) - a trio, a group of three

• सर्वथा (sarvathā) - in every way, by all means, entirely

• अपि (api) - also, even

• एवम् (evam) - thus, in this manner

• विनशिष्यति (vinaśiṣyati) - will perish, will be destroyed

• असंशयम् (asaṁśayam) - without doubt, certainly

• त्वया (tvayā) - by you

• विहीनम् (vihīnam) - deprived of, separated from

• तस्मात् (tasmāt) - therefore, from that

• त्वम् (tvam) - you

• माम् (mām) - me

• परित्यक्तुम् (parityaktum) - to abandon, to forsake, to leave

• अर्हसि (arhasi) - you ought to (you ought, you should, you are able/deserve)

Words meanings and morphology

त्रितयम् (tritayam) - a trio, a group of three

(noun)

Nominative, neuter, singular of tritaya

tritaya - trio, triad, group of three

Derived from tri (three) + tayap suffix

Note: Subject of 'vinaśiṣyati'.

सर्वथा (sarvathā) - in every way, by all means, entirely

(indeclinable)

Note: Adverb modifying 'vinaśiṣyati'.

अपि (api) - also, even

(indeclinable)

Note: Emphatic particle.

एवम् (evam) - thus, in this manner

(indeclinable)

Note: Refers to the situation described.

विनशिष्यति (vinaśiṣyati) - will perish, will be destroyed

(verb)

3rd person , singular, active, future (lṛṭ) of vinaś

Future tense, 3rd singular

Prefix vi + root naś + śya + ti suffix

Prefix: vi

Root: naś (class 4)

Note: Main verb of the sentence.

असंशयम् (asaṁśayam) - without doubt, certainly

(indeclinable)

Negative prefix a + saṃśaya

Compound type : tatpuruṣa (a+saṃśaya)

• a – not, un-
  indeclinable
• saṃśaya – doubt, uncertainty
  noun (masculine)
  Prefix: sam
  Root: śī (class 2)

Note: Adverbial.

त्वया (tvayā) - by you

(pronoun)

Instrumental, singular of yuṣmad

yuṣmad - you

Note: Agent for 'vihīnam'.

विहीनम् (vihīnam) - deprived of, separated from

(adjective)

Nominative, neuter, singular of vihīna

vihīna - deprived, abandoned, devoid of

Past Passive Participle

Prefix vi + root hā + kta suffix

Prefix: vi

Root: hā (class 3)

Note: Qualifies 'tritayam'.

तस्मात् (tasmāt) - therefore, from that

(indeclinable)

Note: Adverb indicating consequence.

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you

Note: Subject of 'arhasi'.

माम् (mām) - me

(pronoun)

Accusative, singular of asmad

asmad - I, myself

Note: Object of 'parityaktum'.

परित्यक्तुम् (parityaktum) - to abandon, to forsake, to leave

(indeclinable)

Infinitive

Prefix pari + root tyaj + tumun suffix

Prefix: pari

Root: tyaj (class 1)

Note: Infinitival complement to 'arhasi'.

अर्हसि (arhasi) - you ought to (you ought, you should, you are able/deserve)

(verb)

2nd person , singular, active, present (laṭ) of arh

Present tense, 2nd singular

Root arh + ti suffix

Root: arh (class 1)

Note: Main verb.