महाभारतः mahābhārataḥ - book-13, chapter-36, verse-2

शक्रो ह्यज्ञातरूपेण जटी भूत्वा रजोरुणः ।
विरूपं रूपमास्थाय प्रश्नं पप्रच्छ शम्बरम् ॥२॥

2. śakro hyajñātarūpeṇa jaṭī bhūtvā rajoruṇaḥ ,
virūpaṁ rūpamāsthāya praśnaṁ papraccha śambaram.

2. śakraḥ hi ajñātarūpeṇa jaṭī bhūtvā rajas aruṇaḥ
virūpam rūpam āsthāya praśnam papraccha śambaram

2. hi śakraḥ ajñātarūpeṇa jaṭī rajas aruṇaḥ bhūtvā
virūpam rūpam āsthāya śambaram praśnam papraccha

2. Indeed, Indra, in an unknown form, having become a mendicant with matted hair and stained red with dust, assumed a deformed appearance and asked Śambara a question.

Words meanings summery:

• शक्रः (śakraḥ) - Indra, the king of the gods (Indra, mighty one)

• हि (hi) - indeed (indeed, surely, because)

• अज्ञातरूपेण (ajñātarūpeṇa) - in an unknown form (in an unknown form, in an unrecognized appearance)

• जटी (jaṭī) - having matted hair (referring to Indra's disguise) (having matted hair, ascetic)

• भूत्वा (bhūtvā) - having become (having become, being)

• रजस् (rajas) - dust (dust, dirt, pollen)

• अरुणः (aruṇaḥ) - red, reddish (stained red with dust) (red, reddish, dawn)

• विरूपम् (virūpam) - deformed, ugly (deformed, ugly, misshapen)

• रूपम् (rūpam) - appearance (form, shape, appearance)

• आस्थाय (āsthāya) - having assumed (having assumed, having taken up, having resorted to)

• प्रश्नम् (praśnam) - a question (question, inquiry)

• पप्रच्छ (papraccha) - asked (asked, questioned)

• शम्बरम् (śambaram) - Śambara (Śambara (a demon))

Words meanings and morphology

शक्रः (śakraḥ) - Indra, the king of the gods (Indra, mighty one)

(proper noun)

Nominative, masculine, singular of śakra

śakra - Indra; mighty; powerful

From √śak (to be able)

Root: śak (class 5)

हि (hi) - indeed (indeed, surely, because)

(indeclinable)

अज्ञातरूपेण (ajñātarūpeṇa) - in an unknown form (in an unknown form, in an unrecognized appearance)

(adjective)

Instrumental, masculine, singular of ajñātarūpa

ajñātarūpa - unknown form, unrecognized appearance

Compound type : bahuvrihi (ajñāta+rūpa)

• a – not, un-
  indeclinable
  negative prefix
• jñāta – known, understood
  adjective (masculine)
  Past Passive Participle
  from √jñā (to know)
  Root: jñā (class 9)
• rūpa – form, shape, appearance, beauty
  noun (neuter)

Note: Qualifies Śakra.

जटी (jaṭī) - having matted hair (referring to Indra's disguise) (having matted hair, ascetic)

(adjective)

Nominative, masculine, singular of jaṭin

jaṭin - having matted hair, ascetic

From jaṭā (matted hair) + -in suffix

Note: Qualifies Śakra.

भूत्वा (bhūtvā) - having become (having become, being)

(indeclinable)

Absolutive/Gerund

Absolutive form from √bhū

Root: bhū (class 1)

रजस् (rajas) - dust (dust, dirt, pollen)

(noun)

Nominative, neuter, singular of rajas

rajas - dust, dirt, pollen, the quality of passion (guṇa)

Note: Part of a descriptive compound with 'aruṇaḥ'.

अरुणः (aruṇaḥ) - red, reddish (stained red with dust) (red, reddish, dawn)

(adjective)

Nominative, masculine, singular of aruṇa

aruṇa - red, reddish, tawny, dawn

Note: Qualifies Śakra in his disguised form.

विरूपम् (virūpam) - deformed, ugly (deformed, ugly, misshapen)

(adjective)

Accusative, neuter, singular of virūpa

virūpa - deformed, ugly, misshapen, dissimilar

Compound type : bahuvrihi (vi+rūpa)

• vi – apart, asunder, thoroughly
  indeclinable
  prefix
• rūpa – form, shape, appearance
  noun (neuter)

Note: Qualifies 'rūpam'.

रूपम् (rūpam) - appearance (form, shape, appearance)

(noun)

Accusative, neuter, singular of rūpa

rūpa - form, shape, appearance, image

Note: Object of 'āsthāya'.

आस्थाय (āsthāya) - having assumed (having assumed, having taken up, having resorted to)

(indeclinable)

Absolutive/Gerund

Absolutive form from √sthā with prefix ā

Prefix: ā

Root: sthā (class 1)

प्रश्नम् (praśnam) - a question (question, inquiry)

(noun)

Accusative, masculine, singular of praśna

praśna - question, inquiry, problem

from pra-√prach (to ask)

Prefix: pra

Root: prach (class 6)

Note: Object of 'papraccha'.

पप्रच्छ (papraccha) - asked (asked, questioned)

(verb)

3rd person , singular, active, perfect (liṭ) of prach

Perfect tense, 3rd person singular, active voice of √prach

Root: prach (class 6)

शम्बरम् (śambaram) - Śambara (Śambara (a demon))

(proper noun)

Accusative, masculine, singular of śambara

śambara - Śambara (name of a demon); water

Note: Object of 'papraccha'.