महाभारतः mahābhārataḥ - book-9, chapter-23, verse-16

अष्टादश दिनान्यद्य युद्धस्यास्य जनार्दन ।
वर्तमानस्य महतः समासाद्य परस्परम् ॥१६॥

16. aṣṭādaśa dinānyadya yuddhasyāsya janārdana ,
vartamānasya mahataḥ samāsādya parasparam.

16. aṣṭādaśa dināni adya yuddhasya asya janārdana
vartamānasya mahataḥ samāsādya parasparam

16. janārdana adya asya mahataḥ parasparam
samāsādya vartamānasya yuddhasya aṣṭādaśa dināni

16. Eighteen days have passed today, Janārdana, of this great war which has been occurring mutually.

Words meanings summery:

• अष्टादश (aṣṭādaśa) - eighteen

• दिनानि (dināni) - days

• अद्य (adya) - today

• युद्धस्य (yuddhasya) - of the war, battle's

• अस्य (asya) - of this

• जनार्दन (janārdana) - O Kṛṣṇa (O Janārdana)

• वर्तमानस्य (vartamānasya) - of the present, of the ongoing

• महतः (mahataḥ) - of the great

• समासाद्य (samāsādya) - having encountered, having obtained

• परस्परम् (parasparam) - mutually, reciprocally

Words meanings and morphology

अष्टादश (aṣṭādaśa) - eighteen

(numeral)

Note: Indeclinable form often used when preceding a plural noun.

दिनानि (dināni) - days

(noun)

Nominative, neuter, plural of dina

dina - day

अद्य (adya) - today

(indeclinable)

युद्धस्य (yuddhasya) - of the war, battle's

(noun)

Genitive, neuter, singular of yuddha

yuddha - war, battle, fight

Past Passive Participle used as a noun

From root yudh (to fight).

Root: yudh (class 4)

अस्य (asya) - of this

(pronoun)

Genitive, neuter, singular of idam

idam - this, this one

Note: Agrees with 'yuddhasya'.

जनार्दन (janārdana) - O Kṛṣṇa (O Janārdana)

(proper noun)

Vocative, masculine, singular of janārdana

janārdana - agitator of men, Kṛṣṇa, Viṣṇu

वर्तमानस्य (vartamānasya) - of the present, of the ongoing

(adjective)

Genitive, neuter, singular of vartamāna

vartamāna - being, existing, present, ongoing

Present Active Participle

From root vṛt (to be, exist).

Root: vṛt (class 1)

Note: Agrees with 'yuddhasya'.

महतः (mahataḥ) - of the great

(adjective)

Genitive, neuter, singular of mahat

mahat - great, large, mighty

Note: Agrees with 'yuddhasya'.

समासाद्य (samāsādya) - having encountered, having obtained

(indeclinable)

Gerund (absolutive)

From root sad (to sit, go) with prefixes sam- and ā-.

Prefixes: sam+ā

Root: sad (class 1)

परस्परम् (parasparam) - mutually, reciprocally

(indeclinable)