महाभारतः mahābhārataḥ - book-8, chapter-7, verse-4

महत्यपररात्रे तु तव पुत्रस्य मारिष ।
योगो योगेति सहसा प्रादुरासीन्महास्वनः ॥४॥

4. mahatyapararātre tu tava putrasya māriṣa ,
yogo yogeti sahasā prādurāsīnmahāsvanaḥ.

4. mahati apararātre tu tava putrasya māriṣa
yogaḥ yoga iti sahasā prādur āsīt mahāsvanaḥ

4. tu he māriṣa,
mahati apararātre tava putrasya (saṃbandhī) "yogaḥ yogaḥ" iti mahāsvanaḥ sahasā prādur āsīt

4. But, O respected one, in the deep last watch of the night, a great clamor of 'Deployment! Deployment!' (yoga) suddenly arose at your son's command.

Words meanings summery:

• महति (mahati) - in the deep, in the last great (watch) (in the great, mighty)

• अपररात्रे (apararātre) - in the last watch of the night (in the last watch of the night, in the dawn)

• तु (tu) - but, indeed, on the other hand

• तव (tava) - your

• पुत्रस्य (putrasya) - of your son (Duryodhana) (of the son)

• मारिष (māriṣa) - O Dhritarashtra (O respected one, O venerable one)

• योगः (yogaḥ) - the call for deployment (deployment, union (yoga))

• योग (yoga) - the call for deployment (deployment, union (yoga))

• इति (iti) - marks the quoted sound (thus, so (quotation marker))

• सहसा (sahasā) - suddenly, quickly, by force

• प्रादुर् (prādur) - manifest, appeared, visible

• आसीत् (āsīt) - arose, appeared (in context with 'prādur') (was, existed)

• महास्वनः (mahāsvanaḥ) - a great clamor (great sound, loud noise)

Words meanings and morphology

महति (mahati) - in the deep, in the last great (watch) (in the great, mighty)

(adjective)

Locative, masculine, singular of mahat

mahat - great, large, mighty, considerable

Note: Agrees with 'apararātre'.

अपररात्रे (apararātre) - in the last watch of the night (in the last watch of the night, in the dawn)

(noun)

Locative, masculine, singular of apararātra

apararātra - last watch of the night, early morning, dawn

Compound type : tatpuruṣa (apara+rātra)

• apara – later, posterior, other, western
  adjective
• rātra – night
  noun (masculine)

तु (tu) - but, indeed, on the other hand

(indeclinable)

तव (tava) - your

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you, your

Note: Refers to Dhritarashtra.

पुत्रस्य (putrasya) - of your son (Duryodhana) (of the son)

(noun)

Genitive, masculine, singular of putra

putra - son, child

Note: Refers to Duryodhana.

मारिष (māriṣa) - O Dhritarashtra (O respected one, O venerable one)

(noun)

Vocative, masculine, singular of māriṣa

māriṣa - respected one, venerable one, honourable sir

Note: Epithet for Dhritarashtra.

योगः (yogaḥ) - the call for deployment (deployment, union (yoga))

(noun)

Nominative, masculine, singular of yoga

yoga - union, connection, application, exertion, discipline, deployment (of troops), meditation (dhyāna)

From root yuj- 'to join'

Root: yuj (class 7)

योग (yoga) - the call for deployment (deployment, union (yoga))

(noun)

Nominative, masculine, singular of yoga

yoga - union, connection, application, exertion, discipline, deployment (of troops), meditation (dhyāna)

From root yuj- 'to join'

Root: yuj (class 7)

Note: Repeated for emphasis in the call.

इति (iti) - marks the quoted sound (thus, so (quotation marker))

(indeclinable)

सहसा (sahasā) - suddenly, quickly, by force

(indeclinable)

प्रादुर् (prādur) - manifest, appeared, visible

(indeclinable)

आसीत् (āsīt) - arose, appeared (in context with 'prādur') (was, existed)

(verb)

3rd person , singular, active, imperfect (laṅ) of as

Imperfect Active

3rd person singular Imperfect Active Parasmaipada of root as- 'to be'

Root: as (class 2)

महास्वनः (mahāsvanaḥ) - a great clamor (great sound, loud noise)

(noun)

Nominative, masculine, singular of mahāsvana

mahāsvana - great sound, loud noise, mighty roar

Compound type : tatpuruṣa (mahā+svana)

• mahā – great, large, mighty
  adjective
• svana – sound, noise, roar
  noun (masculine)

Note: Subject of the verb 'prādur āsīt'.