महाभारतः mahābhārataḥ - book-7, chapter-133, verse-8

सर्वेषामेव पार्थानां फल्गुनो बलवत्तरः ।
तस्यामोघां विमोक्ष्यामि शक्तिं शक्रविनिर्मिताम् ॥८॥

8. sarveṣāmeva pārthānāṁ phalguno balavattaraḥ ,
tasyāmoghāṁ vimokṣyāmi śaktiṁ śakravinirmitām.

8. sarveṣām eva pārthānām phalgunaḥ balavattaraḥ |
tasya amoghām vimokṣyāmi śaktim śakra-vinirmitām

8. sarveṣām eva pārthānām phalgunaḥ balavattaraḥ
tasya śakra-vinirmitām amoghām śaktim vimokṣyāmi

8. Among all the sons of Pṛthā (Pāṇḍavas), Arjuna is indeed the strongest. I will hurl his unfailing spear (śakti) that was fashioned by Indra.

Words meanings summery:

• सर्वेषाम् (sarveṣām) - of all, among all

• एव (eva) - indeed, certainly, only

• पार्थानाम् (pārthānām) - of the sons of Pṛthā, of the Pāṇḍavas

• फल्गुनः (phalgunaḥ) - Arjuna

• बलवत्तरः (balavattaraḥ) - stronger, more powerful

• तस्य (tasya) - referring to Arjuna (his, of him)

• अमोघाम् (amoghām) - unfailing, infallible

• विमोक्ष्यामि (vimokṣyāmi) - I will release, I will hurl

• शक्तिम् (śaktim) - Indra's divine spear/missile (śakti) (power, strength, spear)

• शक्र-विनिर्मिताम् (śakra-vinirmitām) - fashioned by Indra, created by Indra

Words meanings and morphology

सर्वेषाम् (sarveṣām) - of all, among all

(pronoun)

Genitive, masculine, plural of sarva

sarva - all, every, whole

एव (eva) - indeed, certainly, only

(indeclinable)

पार्थानाम् (pārthānām) - of the sons of Pṛthā, of the Pāṇḍavas

(proper noun)

Genitive, masculine, plural of pārtha

pārtha - son of Pṛthā (Kunti), a name for the Pāṇḍavas

फल्गुनः (phalgunaḥ) - Arjuna

(proper noun)

Nominative, masculine, singular of phalguna

phalguna - Arjuna (one of his many names)

बलवत्तरः (balavattaraḥ) - stronger, more powerful

(adjective)

Nominative, masculine, singular of balavattara

balavattara - stronger, more powerful (comparative degree)

Comparative form of 'balavat' (powerful) using suffix '-tara'.

तस्य (tasya) - referring to Arjuna (his, of him)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he/she/it

अमोघाम् (amoghām) - unfailing, infallible

(adjective)

Accusative, feminine, singular of amoghā

amoghā - unfailing, infallible, not vain, efficacious

विमोक्ष्यामि (vimokṣyāmi) - I will release, I will hurl

(verb)

1st person , singular, active, future (lṛṭ) of vimokṣ

Prefix: vi

Root: muc (class 6)

शक्तिम् (śaktim) - Indra's divine spear/missile (śakti) (power, strength, spear)

(noun)

Accusative, feminine, singular of śakti

śakti - power, strength, energy; a spear, dart, missile (especially a divine one)

शक्र-विनिर्मिताम् (śakra-vinirmitām) - fashioned by Indra, created by Indra

(adjective)

Accusative, feminine, singular of śakra-vinirmita

śakra-vinirmita - created or fashioned by Indra

Past Passive Participle (within compound)

Compound type : tatpuruṣa (śakra+vinirmita)

• śakra – Indra (proper name, 'the powerful one')
  proper noun (masculine)
• vinirmita – created, fashioned, made
  adjective (feminine)
  Past Passive Participle
  Derived from root mā with prefixes vi and nir.
  Prefixes: vi+nir
  Root: mā (class 3)