महाभारतः mahābhārataḥ - book-8, chapter-29, verse-4

अवात्सं वै ब्राह्मणच्छद्मनाहं रामे पुरा दिव्यमस्त्रं चिकीर्षुः ।
तत्रापि मे देवराजेन विघ्नो हितार्थिना फल्गुनस्यैव शल्य ॥४॥

4. avātsaṁ vai brāhmaṇacchadmanāhaṁ; rāme purā divyamastraṁ cikīrṣuḥ ,
tatrāpi me devarājena vighno; hitārthinā phalgunasyaiva śalya.

4. avātsam vai brāhmaṇacchadmanā aham
rāme purā divyam astram cikīrṣuḥ
| tatra api me devarājena vighnaḥ
hitārthinā phalgunasya eva śalya

4. śalya vai aham purā rāme
brāhmaṇacchadmanā divyam astram cikīrṣuḥ
avātsam tatra api me phalgunasya
hitārthinā devarājena vighnaḥ eva

4. Indeed, I once resided with Rāma in the disguise of a Brahmin, wishing to acquire a divine weapon. Even there, O Śalya, an obstacle was created for me by the king of the gods, who sought Arjuna (Phalguna)'s welfare.

Words meanings summery:

• अवात्सम् (avātsam) - I resided, I lived, I dwelt

• वै (vai) - indeed, truly, certainly

• ब्राह्मणच्छद्मना (brāhmaṇacchadmanā) - in the disguise of a Brahmin, by the deception of a Brahmin

• अहम् (aham) - I

• रामे (rāme) - in the presence of Rāma (Paraśurāma, in this context, as Karna is speaking) (with Rāma, in Rāma)

• पुरा (purā) - formerly, anciently, in the past, previously

• दिव्यम् (divyam) - divine, heavenly, celestial

• अस्त्रम् (astram) - weapon, missile

• चिकीर्षुः (cikīrṣuḥ) - desiring to do, wishing to acquire, intending to make

• तत्र (tatra) - there, in that place

• अपि (api) - even, also, too

• मे (me) - for me, my, to me

• देवराजेन (devarājena) - by the king of the gods (Indra)

• विघ्नः (vighnaḥ) - obstacle, hindrance, impediment

• हितार्थिना (hitārthinā) - by one seeking welfare, by one desiring benefit

• फल्गुनस्य (phalgunasya) - of Arjuna, of Phalguna

• एव (eva) - indeed, only, just

• शल्य (śalya) - O Śalya (proper name, vocative)

Words meanings and morphology

अवात्सम् (avātsam) - I resided, I lived, I dwelt

(verb)

1st person , singular, active, Aorist (luṅ) of vas

Aorist, 1st person singular

From root vas (to dwell) with aorist suffix

Root: vas (class 1)

वै (vai) - indeed, truly, certainly

(indeclinable)

ब्राह्मणच्छद्मना (brāhmaṇacchadmanā) - in the disguise of a Brahmin, by the deception of a Brahmin

(noun)

Instrumental, neuter, singular of brāhmaṇacchadman

brāhmaṇacchadman - disguise of a Brahmin

Compound type : tatpuruṣa (brāhmaṇa+chadman)

• brāhmaṇa – a Brahmin, relating to Brahmā or brahman
  noun (masculine)
• chadman – disguise, pretext, deception
  noun (neuter)

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I (first person singular pronoun)

रामे (rāme) - in the presence of Rāma (Paraśurāma, in this context, as Karna is speaking) (with Rāma, in Rāma)

(proper noun)

Locative, masculine, singular of rāma

rāma - Rāma (a proper name, often referring to Paraśurāma or Rāmacandra), delightful, pleasing

पुरा (purā) - formerly, anciently, in the past, previously

(indeclinable)

दिव्यम् (divyam) - divine, heavenly, celestial

(adjective)

Accusative, neuter, singular of divya

divya - divine, heavenly, celestial

अस्त्रम् (astram) - weapon, missile

(noun)

Accusative, neuter, singular of astra

astra - weapon, missile, dart

Root: as (class 4)

चिकीर्षुः (cikīrṣuḥ) - desiring to do, wishing to acquire, intending to make

(adjective)

Nominative, masculine, singular of cikīrṣu

cikīrṣu - desiring to do, wishing to act, intending to make or acquire

Desiderative agent noun

From root kṛ (to do) with desiderative suffix -san and agent suffix -u

Root: kṛ (class 8)

Note: Agrees with aham

तत्र (tatra) - there, in that place

(indeclinable)

अपि (api) - even, also, too

(indeclinable)

मे (me) - for me, my, to me

(pronoun)

singular of asmad

asmad - I, we (first person pronoun)

Enclitic form of asmad, dative/genitive singular

Note: Dative of interest or possession

देवराजेन (devarājena) - by the king of the gods (Indra)

(noun)

Instrumental, masculine, singular of devarāja

devarāja - king of the gods, Indra

Compound type : tatpuruṣa (deva+rājan)

• deva – god, deity
  noun (masculine)
• rājan – king, ruler
  noun (masculine)

विघ्नः (vighnaḥ) - obstacle, hindrance, impediment

(noun)

Nominative, masculine, singular of vighna

vighna - obstacle, hindrance, impediment

Derived from vi + han

Prefix: vi

Root: han (class 2)

हितार्थिना (hitārthinā) - by one seeking welfare, by one desiring benefit

(adjective)

Instrumental, masculine, singular of hitārthin

hitārthin - one seeking welfare, one desiring benefit

Compound type : tatpuruṣa (hita+arthin)

• hita – beneficial, wholesome, welfare, good
  adjective (neuter)
  Past Passive Participle
  From root dhā (to place/do), past participle often means 'placed/done for good'
  Root: dhā (class 3)
• arthin – seeker, desirous of, supplicant
  noun (masculine)
  From artha + in

Note: Agrees with devarājena

फल्गुनस्य (phalgunasya) - of Arjuna, of Phalguna

(proper noun)

Genitive, masculine, singular of phalguna

phalguna - Arjuna (a proper name)

एव (eva) - indeed, only, just

(indeclinable)

शल्य (śalya) - O Śalya (proper name, vocative)

(proper noun)

Vocative, masculine, singular of śalya

śalya - Śalya (a proper name), dart, arrow, splinter