महाभारतः mahābhārataḥ - book-3, chapter-294, verse-33

विद्यमानेषु शस्त्रेषु यद्यमोघामसंशये ।
प्रमत्तो मोक्ष्यसे चापि त्वय्येवैषा पतिष्यति ॥३३॥

33. vidyamāneṣu śastreṣu yadyamoghāmasaṁśaye ,
pramatto mokṣyase cāpi tvayyevaiṣā patiṣyati.

33. vidyamāneṣu śastreṣu yadi amoghām asaṃśaye
pramattaḥ mokṣyase ca api tvayi eva eṣā patiṣyati

33. If you, being negligent, release this infallible (weapon)—and this is certain—even when other weapons are present, then this very (weapon) will fall upon you.

Words meanings summery:

• विद्यमानेषु (vidyamāneṣu) - among those existing, being present, when existing

• शस्त्रेषु (śastreṣu) - among weapons

• यदि (yadi) - if

• अमोघाम् (amoghām) - referring to Indra's weapon (śakti) (infallible, unfailing)

• असंशये (asaṁśaye) - undoubtedly, without doubt

• प्रमत्तः (pramattaḥ) - negligent, careless, intoxicated

• मोक्ष्यसे (mokṣyase) - you will release, you will let go

• च (ca) - and

• अपि (api) - even, also

• त्वयि (tvayi) - on you, in you

• एव (eva) - indeed, only

• एषा (eṣā) - this weapon (this (feminine))

• पतिष्यति (patiṣyati) - will fall

Words meanings and morphology

विद्यमानेषु (vidyamāneṣu) - among those existing, being present, when existing

(participle)

Locative, plural of vidyamāna

vidyamāna - existing, being, present

Present middle participle

From root 'vid' (to be, exist)

Root: vid (class 2)

शस्त्रेषु (śastreṣu) - among weapons

(noun)

Locative, neuter, plural of śastra

śastra - a weapon, knife, sword

यदि (yadi) - if

(indeclinable)

अमोघाम् (amoghām) - referring to Indra's weapon (śakti) (infallible, unfailing)

(adjective)

Accusative, feminine, singular of amogha

amogha - unfailing, infallible, effective, unerring

Compound type : nañ-tatpuruṣa (na+mogha)

• na – not
  indeclinable
• mogha – vain, useless, fruitless
  adjective

असंशये (asaṁśaye) - undoubtedly, without doubt

(noun)

Locative, masculine, singular of asaṃśaya

asaṁśaya - without doubt, certainty; certain, sure

Compound type : nañ-tatpuruṣa (na+saṃśaya)

• na – not
  indeclinable
• saṃśaya – doubt, uncertainty, danger
  noun (masculine)
  Prefix: sam
  Root: śi (class 5)

प्रमत्तः (pramattaḥ) - negligent, careless, intoxicated

(participle)

Nominative, masculine, singular of pramatta

pramatta - negligent, careless, intoxicated, mad

Past Passive Participle

From root 'mad' with prefix 'pra'

Prefix: pra

Root: mad (class 4)

मोक्ष्यसे (mokṣyase) - you will release, you will let go

(verb)

2nd person , singular, middle, future (lṛṭ) of muc

Future

2nd person singular, Future middle

Root: muc (class 6)

च (ca) - and

(indeclinable)

अपि (api) - even, also

(indeclinable)

त्वयि (tvayi) - on you, in you

(pronoun)

Locative, singular of yuṣmad

yuṣmad - you

एव (eva) - indeed, only

(indeclinable)

एषा (eṣā) - this weapon (this (feminine))

(pronoun)

Nominative, feminine, singular of etad

etad - this, this one

पतिष्यति (patiṣyati) - will fall

(verb)

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

Future

3rd person singular, Future active

Root: pat (class 1)