महाभारतः mahābhārataḥ - book-3, chapter-215, verse-13

स्कन्दं श्रुत्वा ततो देवा वासवं सहिताब्रुवन् ।
अविषह्यबलं स्कन्दं जहि शक्राशु माचिरम् ॥१३॥

13. skandaṁ śrutvā tato devā vāsavaṁ sahitābruvan ,
aviṣahyabalaṁ skandaṁ jahi śakrāśu māciram.

13. skandam śrutvā tataḥ devāḥ vāsavam sahitāḥ abruvan
aviṣahyabalam skandam jahi śakra āśu mā ciram

13. Then, having heard of Skanda, the assembled gods said to Indra, "O Indra, quickly kill Skanda, whose strength is irresistible. Do not delay!"

Words meanings summery:

• स्कन्दम् (skandam) - Skanda, Kārtikeya

• श्रुत्वा (śrutvā) - having heard

• ततः (tataḥ) - then, thereafter, from there

• देवाः (devāḥ) - gods, deities

• वासवम् (vāsavam) - Indra (son of Vasu)

• सहिताः (sahitāḥ) - the assembled (gods) (united, assembled, accompanied)

• अब्रुवन् (abruvan) - they said, they spoke

• अविषह्यबलम् (aviṣahyabalam) - of irresistible strength, whose strength cannot be overcome

• स्कन्दम् (skandam) - Skanda, Kārtikeya

• जहि (jahi) - kill, slay, destroy

• शक्र (śakra) - O Indra, O mighty one

• आशु (āśu) - quickly, swiftly, immediately

• मा (mā) - do not

• चिरम् (ciram) - for a long time

Words meanings and morphology

स्कन्दम् (skandam) - Skanda, Kārtikeya

(proper noun)

Accusative, masculine, singular of skanda

skanda - Skanda, Kārtikeya (the war god); attack, assault

श्रुत्वा (śrutvā) - having heard

(indeclinable)

Absolutive

Derived from root śru (to hear) with the suffix -ktvā.

Root: śru (class 1)

ततः (tataḥ) - then, thereafter, from there

(indeclinable)

Derived from 'tad' (that) with the suffix -tas.

देवाः (devāḥ) - gods, deities

(noun)

Nominative, masculine, plural of deva

deva - god, deity, divine being

वासवम् (vāsavam) - Indra (son of Vasu)

(proper noun)

Accusative, masculine, singular of vāsava

vāsava - Indra (epithet meaning 'son of Vasu')

सहिताः (sahitāḥ) - the assembled (gods) (united, assembled, accompanied)

(adjective)

Nominative, masculine, plural of sahita

sahita - accompanied by, together with, united, assembled

Past Passive Participle

Derived from root dhā (to place) with prefix sa- and suffix -kta.

Prefix: sa

Root: dhā (class 3)

अब्रुवन् (abruvan) - they said, they spoke

(verb)

3rd person , plural, active, imperfect (laṅ) of brū

Root verb, class 2, Ubhayapadi

Root: brū (class 2)

अविषह्यबलम् (aviṣahyabalam) - of irresistible strength, whose strength cannot be overcome

(adjective)

Accusative, masculine, singular of aviṣahyabala

aviṣahyabala - whose strength is irresistible, unconquerable power

Compound type : bahuvrīhi (a+viṣahya+bala)

• a – not, non-, un-
  indeclinable
  Negative prefix
• viṣahya – to be endured, to be resisted, bearable, resistible
  adjective (masculine)
  Gerundive/Future Passive Participle
  Derived from root sah (to bear, endure) with prefix vi- and suffix -ya.
  Prefix: vi
  Root: sah (class 1)
• bala – strength, power, force
  noun (neuter)

स्कन्दम् (skandam) - Skanda, Kārtikeya

(proper noun)

Accusative, masculine, singular of skanda

skanda - Skanda, Kārtikeya (the war god); attack, assault

जहि (jahi) - kill, slay, destroy

(verb)

2nd person , singular, active, imperative (loṭ) of han

Root verb, class 2, Parasmaipada

Root: han (class 2)

शक्र (śakra) - O Indra, O mighty one

(proper noun)

Vocative, masculine, singular of śakra

śakra - Indra (epithet meaning 'mighty, powerful'); able, strong

आशु (āśu) - quickly, swiftly, immediately

(indeclinable)

Used adverbially.

मा (mā) - do not

(indeclinable)

चिरम् (ciram) - for a long time

(indeclinable)

Note: Used adverbially here in conjunction with 'mā' meaning 'do not delay'.