महाभारतः mahābhārataḥ - book-16, chapter-2, verse-8

वृष्ण्यन्धकविनाशाय मुसलं घोरमायसम् ।
वासुदेवस्य दायादः साम्बोऽयं जनयिष्यति ॥८॥

8. vṛṣṇyandhakavināśāya musalaṁ ghoramāyasam ,
vāsudevasya dāyādaḥ sāmbo'yaṁ janayiṣyati.

8. vṛṣṇyandhakavināśāya musalam ghoram āyasam
vāsudevasya dāyādaḥ sāmbaḥ ayam janayiṣyati

8. ayam vāsudevasya dāyādaḥ sāmbaḥ ghoram āyasam
musalam vṛṣṇyandhakavināśāya janayiṣyati

8. This Samba, the descendant of Vasudeva, will give birth to a terrible iron club, destined for the destruction of the Vṛṣṇis and Andhakas.

Words meanings summery:

• वृष्ण्यन्धकविनाशाय (vṛṣṇyandhakavināśāya) - for the destruction of the Vṛṣṇis and Andhakas

• मुसलम् (musalam) - a club, a mace, a pestle

• घोरम् (ghoram) - terrible, dreadful, awful

• आयसम् (āyasam) - made of iron, iron

• वासुदेवस्य (vāsudevasya) - of Vasudeva (father of Krishna) (of Vasudeva)

• दायादः (dāyādaḥ) - descendant, heir

• साम्बः (sāmbaḥ) - Samba

• अयम् (ayam) - this

• जनयिष्यति (janayiṣyati) - will give birth to, will produce

Words meanings and morphology

वृष्ण्यन्धकविनाशाय (vṛṣṇyandhakavināśāya) - for the destruction of the Vṛṣṇis and Andhakas

(noun)

Dative, masculine, singular of vṛṣṇyandhakavināśa

vṛṣṇyandhakavināśa - the destruction of the Vṛṣṇis and Andhakas (clans)

Compound type : dvandva-tatpuruṣa (vṛṣṇi+andhaka+vināśa)

• vṛṣṇi – Vṛṣṇi (name of a prominent Yadava clan)
  proper noun (masculine)
• andhaka – Andhaka (name of a prominent Yadava clan)
  proper noun (masculine)
• vināśa – destruction, ruin, annihilation
  noun (masculine)

मुसलम् (musalam) - a club, a mace, a pestle

(noun)

Accusative, neuter, singular of musala

musala - club, pestle, mace

घोरम् (ghoram) - terrible, dreadful, awful

(adjective)

Accusative, neuter, singular of ghora

ghora - terrible, dreadful, fierce, frightful

आयसम् (āyasam) - made of iron, iron

(adjective)

Accusative, neuter, singular of āyasa

āyasa - made of iron, iron (adj.); iron (noun)

Derived from 'ayas' (iron).

वासुदेवस्य (vāsudevasya) - of Vasudeva (father of Krishna) (of Vasudeva)

(proper noun)

Genitive, masculine, singular of vāsudeva

vāsudeva - Vasudeva (father of Krishna, or a patronymic for Krishna)

दायादः (dāyādaḥ) - descendant, heir

(noun)

Nominative, masculine, singular of dāyāda

dāyāda - heir, inheritor, descendant

साम्बः (sāmbaḥ) - Samba

(proper noun)

Nominative, masculine, singular of sāmba

sāmba - Samba (son of Krishna)

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this, this here

जनयिष्यति (janayiṣyati) - will give birth to, will produce

(verb)

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

Causal stem 'janay' (to cause to be born, to produce) in future tense.

Root: jan (class 4)