महाभारतः mahābhārataḥ - book-7, chapter-57, verse-76

तस्य मौर्वीं च मुष्टिं च स्थानं चालक्ष्य पाण्डवः ।
श्रुत्वा मन्त्रं भवप्रोक्तं जग्राहाचिन्त्यविक्रमः ॥७६॥

76. tasya maurvīṁ ca muṣṭiṁ ca sthānaṁ cālakṣya pāṇḍavaḥ ,
śrutvā mantraṁ bhavaproktaṁ jagrāhācintyavikramaḥ.

76. tasya maurvīm ca muṣṭim ca sthānam ca ālakṣya pāṇḍavaḥ
śrutvā mantram bhavaproktam jagrāha acintyavikramaḥ

76. acintyavikramaḥ pāṇḍavaḥ tasya maurvīm ca muṣṭim ca
sthānam ca ālakṣya bhavaproktam mantram śrutvā jagrāha

76. And Pāṇḍava (Arjuna), of inconceivable prowess, having observed the bowstring, his grip, and his stance, and having heard the mantra (mantra) spoken by Bhava (Śiva), mastered (the weapon).

Words meanings summery:

• तस्य (tasya) - his (referring to the Pāṇḍava's own actions/items) (his, of him, of that)

• मौर्वीम् (maurvīm) - the bowstring (accusative singular feminine) (bowstring, string)

• च (ca) - and (and, also)

• मुष्टिम् (muṣṭim) - the grip (on the bow, accusative singular feminine) (fist, hand, grip, handful)

• च (ca) - and (and, also)

• स्थानम् (sthānam) - the stance (accusative singular neuter) (place, position, stance)

• च (ca) - and (and, also)

• आलक्ष्य (ālakṣya) - having perceived/observed (having seen, having perceived, having noticed)

• पाण्डवः (pāṇḍavaḥ) - Pāṇḍava (Arjuna) (son of Pāṇḍu (e.g., Arjuna, Yudhiṣṭhira, Bhīma))

• श्रुत्वा (śrutvā) - having heard

• मन्त्रम् (mantram) - the mantra (accusative singular masculine) (sacred utterance, hymn, spell, counsel)

• भवप्रोक्तम् (bhavaproktam) - spoken by Bhava (Śiva) (accusative singular masculine) (spoken by Bhava (Śiva))

• जग्राह (jagrāha) - he mastered (the weapon/technique) (he seized, grasped, understood, mastered)

• अचिन्त्यविक्रमः (acintyavikramaḥ) - of inconceivable prowess (of inconceivable prowess/valor)

Words meanings and morphology

तस्य (tasya) - his (referring to the Pāṇḍava's own actions/items) (his, of him, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Refers to the subject Pāṇḍava.

मौर्वीम् (maurvīm) - the bowstring (accusative singular feminine) (bowstring, string)

(noun)

Accusative, feminine, singular of maurvī

maurvī - bowstring, string (made of Mūrvā grass)

च (ca) - and (and, also)

(indeclinable)

मुष्टिम् (muṣṭim) - the grip (on the bow, accusative singular feminine) (fist, hand, grip, handful)

(noun)

Accusative, feminine, singular of muṣṭi

muṣṭi - fist, hand, grip, handful

Root: muṣ (class 1)

च (ca) - and (and, also)

(indeclinable)

स्थानम् (sthānam) - the stance (accusative singular neuter) (place, position, stance)

(noun)

Accusative, neuter, singular of sthāna

sthāna - standing, place, position, state, stance

Root: sthā (class 1)

च (ca) - and (and, also)

(indeclinable)

आलक्ष्य (ālakṣya) - having perceived/observed (having seen, having perceived, having noticed)

(indeclinable)

absolutive

Derived from root lakṣ (to perceive) with prefix ā-.

Prefix: ā

Root: lakṣ (class 1)

पाण्डवः (pāṇḍavaḥ) - Pāṇḍava (Arjuna) (son of Pāṇḍu (e.g., Arjuna, Yudhiṣṭhira, Bhīma))

(proper noun)

Nominative, masculine, singular of pāṇḍava

pāṇḍava - descendant of Pāṇḍu, son of Pāṇḍu

Derived from Pāṇḍu.

श्रुत्वा (śrutvā) - having heard

(indeclinable)

absolutive

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

Root: śru (class 5)

मन्त्रम् (mantram) - the mantra (accusative singular masculine) (sacred utterance, hymn, spell, counsel)

(noun)

Accusative, masculine, singular of mantra

mantra - sacred utterance, hymn, spell, charm, counsel (mantra)

Root: man (class 4)

भवप्रोक्तम् (bhavaproktam) - spoken by Bhava (Śiva) (accusative singular masculine) (spoken by Bhava (Śiva))

(adjective)

Accusative, masculine, singular of bhavaprokta

bhavaprokta - spoken by Bhava

Compound of Bhava (name of Śiva) and prokta (spoken, PPP of pra-vac).

Compound type : tatpuruṣa (bhava+prokta)

• bhava – being, existence, name of Śiva
  proper noun (masculine)
  Root: bhū (class 1)
• prokta – spoken, declared, told
  adjective (masculine)
  Past Passive Participle
  Derived from root vac (to speak) with prefix pra-.
  Prefix: pra
  Root: vac (class 2)

जग्राह (jagrāha) - he mastered (the weapon/technique) (he seized, grasped, understood, mastered)

(verb)

3rd person , singular, active, past perfect (lit) of grah

Perfect Active 3rd singular

Root grah, 9th class. Reduplicated perfect.

Root: grah (class 9)

अचिन्त्यविक्रमः (acintyavikramaḥ) - of inconceivable prowess (of inconceivable prowess/valor)

(adjective)

Nominative, masculine, singular of acintyavikrama

acintyavikrama - of inconceivable valor, of unfathomable might

Compound type : bahuvrīhi (a+cintya+vikrama)

• a – not, un-
  indeclinable
  Negative prefix.
• cintya – to be thought, conceivable
  adjective
  Gerundive (future passive participle)
  Derived from root cit (to perceive, to think).
  Root: cit (class 1)
• vikrama – prowess, valor, mighty stride
  noun (masculine)
  Derived from vi-kram.
  Prefix: vi
  Root: kram (class 1)