महाभारतः mahābhārataḥ - book-12, chapter-104, verse-19

प्राप्ते च प्रहरेत्काले न स संवर्तते पुनः ।
हन्तुकामस्य देवेन्द्र पुरुषस्य रिपुं प्रति ॥१९॥

19. prāpte ca praharetkāle na sa saṁvartate punaḥ ,
hantukāmasya devendra puruṣasya ripuṁ prati.

19. prāpte ca praharet kāle na sa saṃvartate punaḥ
hantukāmasya devendra puruṣasya ripum prati

19. devendra,
kāle prāpte ca praharet saḥ punaḥ na saṃvartate ripum prati hantukāmasya puruṣasya (artham)

19. O King of gods (deveṃdra), when the opportune moment (kāla) has arrived, one should strike, for it does not return again for a person (puruṣa) desirous of attacking an enemy.

Words meanings summery:

• प्राप्ते (prāpte) - when it has arrived (referring to time) (having arrived, obtained, reached)

• च (ca) - and

• प्रहरेत् (praharet) - one should strike

• काले (kāle) - at the time, at the opportune moment

• न (na) - not

• स (sa) - it (referring to the opportune moment/kāla) (it, that)

• संवर्तते (saṁvartate) - returns, revolves, comes back

• पुनः (punaḥ) - again, back, moreover

• हन्तुकामस्य (hantukāmasya) - of a person desirous of attacking (of one desirous of killing)

• देवेन्द्र (devendra) - O King of gods, O Indra

• पुरुषस्य (puruṣasya) - of a person, of a man

• रिपुम् (ripum) - enemy

• प्रति (prati) - against (the enemy) (towards, against, in regard to)

Words meanings and morphology

प्राप्ते (prāpte) - when it has arrived (referring to time) (having arrived, obtained, reached)

(participle)

Locative, masculine, singular of prāpta

prāpta - obtained, reached, arrived, achieved

Past Passive Participle

From root āp (to obtain) with prefix pra-.

Prefix: pra

Root: āp (class 5)

Note: Qualifies kāle.

च (ca) - and

(indeclinable)

Note: Conjunction.

प्रहरेत् (praharet) - one should strike

(verb)

3rd person , singular, active, optative (vidhiliṅ) of hṛ

Optative mood, third person singular, active voice

From root hṛ (class 1) with prefix pra-.

Prefix: pra

Root: hṛ (class 1)

Note: Refers to the implied subject (the wise person).

काले (kāle) - at the time, at the opportune moment

(noun)

Locative, masculine, singular of kāla

kāla - time, period, opportune moment (kāla)

Root: kḷp (class 1)

Note: Locative of time, absolute construction with prāpte.

न (na) - not

(indeclinable)

Note: Negation particle.

स (sa) - it (referring to the opportune moment/kāla) (it, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Demonstrative pronoun.

Note: Subject of saṃvartate.

संवर्तते (saṁvartate) - returns, revolves, comes back

(verb)

3rd person , singular, middle, present (laṭ) of vṛt

Present tense, third person singular, middle voice (ātmanepada)

From root vṛt (class 1) with prefix sam-.

Prefix: sam

Root: vṛt (class 1)

पुनः (punaḥ) - again, back, moreover

(indeclinable)

Note: Adverb.

हन्तुकामस्य (hantukāmasya) - of a person desirous of attacking (of one desirous of killing)

(adjective)

Genitive, masculine, singular of hantukāma

hantukāma - desirous of killing, wishing to kill

Compound of hantum (infinitive of han) and kāma (desire).

Compound type : tatpuruṣa (hantum+kāma)

• hantum – to kill, to strike
  infinitive
  infinitive
  From root han.
  Root: han (class 2)
• kāma – desire, wish
  noun (masculine)
  From root kam (to desire).
  Root: kam (class 1)

Note: Qualifies puruṣasya.

देवेन्द्र (devendra) - O King of gods, O Indra

(proper noun)

Vocative, masculine, singular of devendra

devendra - king of gods (Indra)

Compound of deva (god) and indra (lord).

Compound type : tatpuruṣa (deva+indra)

• deva – god, deity
  noun (masculine)
  From root div (to shine).
  Root: div (class 4)
• indra – lord, ruler; name of a deity
  proper noun (masculine)
  Root: ind (class 1)

Note: Address to a divine figure.

पुरुषस्य (puruṣasya) - of a person, of a man

(noun)

Genitive, masculine, singular of puruṣa

puruṣa - man, person, human being; the Supreme Being (puruṣa)

Root: pṛ (class 3)

Note: Possessive, indicating for whom the time does not return.

रिपुम् (ripum) - enemy

(noun)

Accusative, masculine, singular of ripu

ripu - enemy, foe

From root rip (to hurt, cheat).

Root: rip (class 6)

Note: Object of implied action 'against'.

प्रति (prati) - against (the enemy) (towards, against, in regard to)

(indeclinable)

Used with accusative.

Note: Governs the accusative ripum.