महाभारतः mahābhārataḥ - book-7, chapter-57, verse-17

यदि तद्विदितं तेऽद्य श्वो हन्तासि जयद्रथम् ।
अथ ज्ञातुं प्रपद्यस्व मनसा वृषभध्वजम् ॥१७॥

17. yadi tadviditaṁ te'dya śvo hantāsi jayadratham ,
atha jñātuṁ prapadyasva manasā vṛṣabhadhvajam.

17. yadi tat viditaṃ te adya śvo hantā asi jayadratham
atha jñātuṃ prapadyasva manasā vṛṣabhadhvajam

17. yadi tat te adya viditaṃ (asti),
(tadā) śvaḥ jayadratham hantā asi.
atha (cet na),
jñātuṃ manasā vṛṣabhadhvajam prapadyasva.

17. If that (weapon) is known to you today, then tomorrow you will indeed kill Jayadratha. Otherwise, mentally approach Vrṣabhadhvaja (Shiva) to learn about it.

Words meanings summery:

• यदि (yadi) - introducing a conditional clause (if, whether)

• तत् (tat) - referring to the Pāśupata weapon mentioned in the previous verse (that, it)

• विदितम् (viditam) - already familiar with the weapon's details and use (known, understood)

• ते (te) - known to you (dative of possessor or agent) (to you, by you)

• अद्य (adya) - at the present time (today, now)

• श्वो (śvo) - on the next day, referring to the day of Jayadratha's death (tomorrow)

• हन्ता (hantā) - you will be the killer (killer, one who will kill)

• असि (asi) - forms the future tense with 'hantā' (you are)

• जयद्रथम् (jayadratham) - The target of Arjuna's vow and action. (Jayadratha)

• अथ (atha) - introducing an alternative course of action if the condition is not met (then, now, otherwise)

• ज्ञातुम् (jñātum) - to acquire knowledge about the weapon (to know, to learn)

• प्रपद्यस्व (prapadyasva) - seek guidance or knowledge from Shiva (approach, resort to, seek refuge in)

• मनसा (manasā) - implies meditation or intense mental focus (by mind, mentally)

• वृषभध्वजम् (vṛṣabhadhvajam) - an epithet for Shiva, whose emblem is Nandi (the bull) (whose banner is a bull)

Words meanings and morphology

यदि (yadi) - introducing a conditional clause (if, whether)

(indeclinable)

तत् (tat) - referring to the Pāśupata weapon mentioned in the previous verse (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, this, it

Demonstrative pronoun.

Note: Subject of the clause 'tat viditam'.

विदितम् (viditam) - already familiar with the weapon's details and use (known, understood)

(adjective)

Nominative, neuter, singular of vidita

vidita - known, understood, ascertained

Past Passive Participle

From root vid (to know).

Root: vid (class 2)

Note: Predicative adjective.

ते (te) - known to you (dative of possessor or agent) (to you, by you)

(pronoun)

Dative, singular of yuṣmad

yuṣmad - you (pronoun)

Enclitic form of 2nd person pronoun.

Note: Dative of recipient.

अद्य (adya) - at the present time (today, now)

(indeclinable)

From idam + dyas.

श्वो (śvo) - on the next day, referring to the day of Jayadratha's death (tomorrow)

(indeclinable)

हन्ता (hantā) - you will be the killer (killer, one who will kill)

(noun)

Nominative, masculine, singular of hantṛ

hantṛ - killer, slayer, destroyer

Agent noun / Future Active Participle

From root han (to kill), with -tṛ suffix. Used here predicatively with 'asi' to form a future tense.

Root: han (class 2)

Note: Used as future verb with 'asi'.

असि (asi) - forms the future tense with 'hantā' (you are)

(verb)

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

Present tense

2nd person singular present indicative active.

Root: as (class 2)

Note: Auxiliary verb with 'hantā' to express future.

जयद्रथम् (jayadratham) - The target of Arjuna's vow and action. (Jayadratha)

(proper noun)

Accusative, masculine, singular of jayadratha

jayadratha - Jayadratha (name of the king of Sindhu)

Note: Object of 'hantā'.

अथ (atha) - introducing an alternative course of action if the condition is not met (then, now, otherwise)

(indeclinable)

Conjunction.

ज्ञातुम् (jñātum) - to acquire knowledge about the weapon (to know, to learn)

(indeclinable)

Infinitive

Formed with suffix -tum.

Root: jñā (class 9)

Note: Expresses purpose.

प्रपद्यस्व (prapadyasva) - seek guidance or knowledge from Shiva (approach, resort to, seek refuge in)

(verb)

2nd person , singular, middle, imperative (loṭ) of prapad

Imperative

From root pad (to go) with prefix pra-. 2nd person singular imperative middle voice.

Prefix: pra

Root: pad (class 4)

Note: Command to Arjuna.

मनसा (manasā) - implies meditation or intense mental focus (by mind, mentally)

(noun)

Instrumental, neuter, singular of manas

manas - mind, intellect, heart, thought

Stem ends in -s.

Root: man (class 4)

Note: Adverbial instrumental.

वृषभध्वजम् (vṛṣabhadhvajam) - an epithet for Shiva, whose emblem is Nandi (the bull) (whose banner is a bull)

(proper noun)

Accusative, masculine, singular of vṛṣabhadhvaja

vṛṣabhadhvaja - he whose banner is a bull; an epithet for Shiva

Compound type : bahuvrīhi (vṛṣabha+dhvaja)

• vṛṣabha – bull, chief, excellent
  noun (masculine)
  Root: vṛṣ (class 1)
• dhvaja – banner, flag, emblem
  noun (masculine)
  From root dhvaj (to move swiftly, to shine).
  Root: dhvaj (class 1)

Note: Object of 'prapadyasva'.