महाभारतः mahābhārataḥ - book-1, chapter-225, verse-10

यदा प्रसन्नो भगवान्महादेवो भविष्यति ।
तुभ्यं तदा प्रदास्यामि पाण्डवास्त्राणि सर्वशः ॥१०॥

10. yadā prasanno bhagavānmahādevo bhaviṣyati ,
tubhyaṁ tadā pradāsyāmi pāṇḍavāstrāṇi sarvaśaḥ.

10. yadā prasannaḥ bhagavān mahādevaḥ bhaviṣyati
tubhyam tadā pradāsyāmi pāṇḍava astrāṇi sarvaśaḥ

10. When the divine Lord (bhagavān) Mahadeva (Lord Shiva) is pleased, then, O son of Pāṇḍu, I will give you all the weapons completely.

Words meanings summery:

• यदा (yadā) - when (when, at what time)

• प्रसन्नः (prasannaḥ) - pleased (pleased, gracious, clear, tranquil)

• भगवान् (bhagavān) - the divine Lord (bhagavān) (divine, illustrious, glorious, the Lord)

• महादेवः (mahādevaḥ) - Mahadeva (Lord Shiva) (the Great God, Lord Shiva)

• भविष्यति (bhaviṣyati) - will be (will be, will happen)

• तुभ्यम् (tubhyam) - to you (Arjuna) (to you, for you)

• तदा (tadā) - then (then, at that time)

• प्रदास्यामि (pradāsyāmi) - I will give

• पाण्डव (pāṇḍava) - O son of Pāṇḍu (Arjuna) (O son of Pāṇḍu, Arjuna)

• अस्त्राणि (astrāṇi) - weapons (weapons, missiles)

• सर्वशः (sarvaśaḥ) - completely, all sorts of (completely, entirely, in every respect, all sorts of)

Words meanings and morphology

यदा (yadā) - when (when, at what time)

(indeclinable)

Temporal adverb from 'yad'.

प्रसन्नः (prasannaḥ) - pleased (pleased, gracious, clear, tranquil)

(adjective)

Nominative, masculine, singular of prasanna

prasanna - pleased, gracious, clear, tranquil, propitiated

Past Passive Participle

From 'pra-' + root '√sad' (to sit, settle, be clear, be pleased). Masculine nominative singular.

Prefix: pra

Root: sad (class 1)

भगवान् (bhagavān) - the divine Lord (bhagavān) (divine, illustrious, glorious, the Lord)

(adjective)

Nominative, masculine, singular of bhagavat

bhagavat - divine, illustrious, glorious, adorable, Lord (bhagavān)

Present active participle from √bhaj, here used as a substantive and proper address. Masculine nominative singular.

Root: bhaj (class 1)

Note: Refers to Mahadeva.

महादेवः (mahādevaḥ) - Mahadeva (Lord Shiva) (the Great God, Lord Shiva)

(proper noun)

Nominative, masculine, singular of mahādeva

mahādeva - Great God, Lord Shiva

Masculine nominative singular.

Compound type : karmadhāraya (mahā+deva)

• mahā – great, mighty, large
  adjective
• deva – god, deity
  noun (masculine)

Note: Subject of the clause.

भविष्यति (bhaviṣyati) - will be (will be, will happen)

(verb)

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

Future tense, 3rd person singular, active voice from root '√bhū' (to be, become).

Root: bhū (class 1)

Note: Connects with 'prasannaḥ'.

तुभ्यम् (tubhyam) - to you (Arjuna) (to you, for you)

(pronoun)

Dative, singular of yuṣmad

yuṣmad - you (singular)

Dative singular of 'yuṣmad' (you).

Note: Recipient of the weapons.

तदा (tadā) - then (then, at that time)

(indeclinable)

Adverb from 'tad' (that). Corresponds to 'yadā'.

प्रदास्यामि (pradāsyāmi) - I will give

(verb)

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

Future tense, 1st person singular, active voice from 'pra-' + root '√dā' (to give).

Prefix: pra

Root: dā (class 3)

Note: Speaker is Indra.

पाण्डव (pāṇḍava) - O son of Pāṇḍu (Arjuna) (O son of Pāṇḍu, Arjuna)

(proper noun)

Vocative, masculine, singular of pāṇḍava

pāṇḍava - descendant of Pāṇḍu, member of Pāṇḍu's family, Arjuna

Masculine vocative singular.

अस्त्राणि (astrāṇi) - weapons (weapons, missiles)

(noun)

Accusative, neuter, plural of astra

astra - weapon, missile, arrow

Neuter accusative plural.

Root: as (class 4)

Note: Object of 'pradāsyāmi'.

सर्वशः (sarvaśaḥ) - completely, all sorts of (completely, entirely, in every respect, all sorts of)

(indeclinable)

Adverb formed from 'sarva' (all) + suffix 'śas'.