महाभारतः mahābhārataḥ - book-8, chapter-26, verse-49

हुताशनादित्यसमानतेजसं पराक्रमे विष्णुपुरंदरोपमम् ।
नये बृहस्पत्युशनःसमं सदा न चैनमस्त्रं तदपात्सुदुःसहम् ॥४९॥

49. hutāśanādityasamānatejasaṁ; parākrame viṣṇupuraṁdaropamam ,
naye bṛhaspatyuśanaḥsamaṁ sadā; na cainamastraṁ tadapātsuduḥsaham.

49. hutāśanādityasamānatejasam
parākrame viṣṇupuraṃdaropamam naye
bṛhaspatyuśanaḥsamam sadā na ca
enam astram tat apāt sudussaham

49. enam hutāśanādityasamānatejasam
parākrame viṣṇupuraṃdaropamam
naye bṛhaspatyuśanaḥsamam sadā
tat sudussaham astram ca na apāt

49. Whose brilliance was like fire and the sun, whose prowess was like Viṣṇu and Indra, and whose statesmanship was always like Bṛhaspati and Uśanas—even that exceedingly formidable weapon could not harm him.

Words meanings summery:

• हुताशनादित्यसमानतेजसम् (hutāśanādityasamānatejasam) - whose brilliance is like fire and the sun

• पराक्रमे (parākrame) - in valor, in prowess, in might

• विष्णुपुरंदरोपमम् (viṣṇupuraṁdaropamam) - like Viṣṇu and Indra

• नये (naye) - in policy, in statesmanship, in conduct

• बृहस्पत्युशनःसमम् (bṛhaspatyuśanaḥsamam) - like Bṛhaspati and Uśanas (Śukra)

• सदा (sadā) - always, ever

• न (na) - not, no

• च (ca) - and, also

• एनम् (enam) - him, this one

• अस्त्रम् (astram) - weapon, missile

• तत् (tat) - that (specific formidable weapon) (that, this)

• अपात् (apāt) - injured, pierced (with a negative 'na' it means 'could not injure/pierce') (injured, pierced, protected)

• सुदुस्सहम् (sudussaham) - very difficult to bear, exceedingly formidable, insurmountable

Words meanings and morphology

हुताशनादित्यसमानतेजसम् (hutāśanādityasamānatejasam) - whose brilliance is like fire and the sun

(adjective)

Accusative, masculine, singular of hutāśanādityasamānatejas

hutāśanādityasamānatejas - whose brilliance is like fire and the sun

compound adjective

Compound type : bahuvrīhi (hutāśana+āditya+samāna+tejas)

• hutāśana – fire; one who eats oblations
  noun (masculine)
• āditya – the sun; a son of Aditi
  noun (masculine)
• samāna – equal, similar
  adjective (masculine)
• tejas – brilliance, glory, power, energy
  noun (neuter)

पराक्रमे (parākrame) - in valor, in prowess, in might

(noun)

Locative, masculine, singular of parākrama

parākrama - valor, prowess, might

Prefix: parā

Root: kram (class 1)

विष्णुपुरंदरोपमम् (viṣṇupuraṁdaropamam) - like Viṣṇu and Indra

(adjective)

Accusative, masculine, singular of viṣṇupuraṃdaropama

viṣṇupuraṁdaropama - like Viṣṇu and Indra

compound adjective

Compound type : tatpuruṣa (viṣṇu+puraṃdara+upama)

• viṣṇu – Viṣṇu (a deity)
  proper noun (masculine)
• puraṃdara – Indra (destroyer of fortresses)
  proper noun (masculine)
• upama – like, resembling, similar
  adjective (masculine)

नये (naye) - in policy, in statesmanship, in conduct

(noun)

Locative, masculine, singular of naya

naya - policy, conduct, statesmanship, guidance

Root: nī (class 1)

बृहस्पत्युशनःसमम् (bṛhaspatyuśanaḥsamam) - like Bṛhaspati and Uśanas (Śukra)

(adjective)

Accusative, masculine, singular of bṛhaspatyuśanaḥsama

bṛhaspatyuśanaḥsama - like Bṛhaspati and Uśanas

compound adjective

Compound type : tatpuruṣa (bṛhaspati+uśanas+sama)

• bṛhaspati – Bṛhaspati (preceptor of the gods)
  proper noun (masculine)
• uśanas – Uśanas (Śukra, preceptor of the asuras)
  proper noun (masculine)
• sama – equal, similar
  adjective (masculine)

सदा (sadā) - always, ever

(indeclinable)

न (na) - not, no

(indeclinable)

च (ca) - and, also

(indeclinable)

एनम् (enam) - him, this one

(pronoun)

Accusative, masculine, singular of ena

ena - this, that, him

अस्त्रम् (astram) - weapon, missile

(noun)

Nominative, neuter, singular of astra

astra - weapon, missile

Root: as (class 4)

तत् (tat) - that (specific formidable weapon) (that, this)

(pronoun)

Nominative, neuter, singular of tad

tad - that, this

अपात् (apāt) - injured, pierced (with a negative 'na' it means 'could not injure/pierce') (injured, pierced, protected)

(verb)

3rd person , singular, active, aorist (luṅ) of apā

Prefix: a

Root: pā (class 2)

Note: From root √pā (to protect, but in a causal/opposite sense with astra it means to strike/wound). Or from √ap, 'to reach, obtain, wound'. Given the context of 'astra', 'to injure/pierce' seems most fitting with the negative.

सुदुस्सहम् (sudussaham) - very difficult to bear, exceedingly formidable, insurmountable

(adjective)

Nominative, neuter, singular of sudussaha

sudussaha - very difficult to bear, exceedingly formidable, insurmountable

compound adjective with prefix 'su-' and 'dus-'

Compound type : tatpuruṣa (su+dus+saha)

• su – good, well, very
  indeclinable
  intensifying prefix
• dus – bad, difficult, ill
  indeclinable
  negative/difficult prefix
• saha – bearing, enduring, with
  adjective (masculine)
  root noun/adjective
  from √sah 'to bear'
  Root: sah (class 1)

Note: Refers to 'astram'.