महाभारतः mahābhārataḥ - book-10, chapter-14, verse-13

तौ मुनी सर्वधर्मज्ञौ सर्वभूतहितैषिणौ ।
दीप्तयोरस्त्रयोर्मध्ये स्थितौ परमतेजसौ ॥१३॥

13. tau munī sarvadharmajñau sarvabhūtahitaiṣiṇau ,
dīptayorastrayormadhye sthitau paramatejasau.

13. tau munī sarvadharmajñau sarvabhūtahitaiṣiṇau
dīptayoḥ astrayoḥ madhye sthitau paramatejasau

13. tau munī sarvadharmajñau sarvabhūtahitaiṣiṇau
paramatejasau dīptayoḥ astrayoḥ madhye sthitau

13. Those two sages, who knew all aspects of natural law (dharma) and desired the welfare of all beings, stood with supreme spiritual power amidst the two blazing weapons.

Words meanings summery:

• तौ (tau) - those two

• मुनी (munī) - two sages, two ascetics

• सर्वधर्मज्ञौ (sarvadharmajñau) - knowers of all natural law, understanding all duties

• सर्वभूतहितैषिणौ (sarvabhūtahitaiṣiṇau) - benevolent to all beings, desiring the welfare of all creatures

• दीप्तयोः (dīptayoḥ) - of the blazing, of the shining

• अस्त्रयोः (astrayoḥ) - of the two weapons, of the two missiles

• मध्ये (madhye) - in the middle, amidst

• स्थितौ (sthitau) - situated, stood, remained

• परमतेजसौ (paramatejasau) - possessing supreme brilliance, of supreme power

Words meanings and morphology

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those, they

मुनी (munī) - two sages, two ascetics

(noun)

Nominative, masculine, dual of muni

muni - sage, ascetic, silent one, inspired man

सर्वधर्मज्ञौ (sarvadharmajñau) - knowers of all natural law, understanding all duties

(adjective)

Nominative, masculine, dual of sarvadharmajña

sarvadharmajña - knower of all duties (dharma), omniscient regarding natural law

Compound of 'sarva' (all), 'dharma' (duty, natural law), and 'jña' (knower)

Compound type : tatpurusha (sarva+dharma+jña)

• sarva – all, every, whole, complete
  adjective
• dharma – natural law, intrinsic nature, constitution, duty, righteousness, virtue
  noun (masculine)
  Root: dhṛ (class 1)
• jña – knower, understanding, intelligent
  noun (masculine)
  Suffix indicating 'knower' or 'knowledge', derived from root 'jñā'
  Root: jñā (class 9)

सर्वभूतहितैषिणौ (sarvabhūtahitaiṣiṇau) - benevolent to all beings, desiring the welfare of all creatures

(adjective)

Nominative, masculine, dual of sarvabhūtahitaiṣin

sarvabhūtahitaiṣin - desiring the good of all beings, benevolent to all creatures, altruistic

Compound of 'sarva' (all), 'bhūta' (being), and 'hita-eṣin' (desiring welfare)

Compound type : tatpurusha (sarva+bhūta+hita+eṣin)

• sarva – all, every, whole, complete
  adjective
• bhūta – being, creature, element, existing
  noun (neuter)
  Past Passive Participle
  Derived from root 'bhū' (to be, become)
  Root: bhū (class 1)
• hita – welfare, good, benefit, advantageous, friendly
  noun (neuter)
  Past Passive Participle
  Derived from root 'dhā' (to place) with 'hi' prefix, or from 'hiṃs' (to harm, negated). Also means beneficial.
  Root: dhā (class 3)
• eṣin – desiring, seeking, wishing
  adjective (masculine)
  Agent noun from root iṣ (to desire)
  Root: iṣ (class 6)

दीप्तयोः (dīptayoḥ) - of the blazing, of the shining

(adjective)

Genitive, neuter, dual of dīpta

dīpta - blazing, shining, ignited, brilliant

Past Passive Participle

Derived from root 'dīp' (to shine, blaze)

Root: dīp (class 4)

Note: Forms genitive or locative dual. Here modifying 'astrayoḥ'.

अस्त्रयोः (astrayoḥ) - of the two weapons, of the two missiles

(noun)

Genitive, neuter, dual of astra

astra - weapon, missile, projectile

Root: as (class 4)

Note: Forms genitive or locative dual.

मध्ये (madhye) - in the middle, amidst

(indeclinable)

Locative singular form of 'madhya' (middle) used as an indeclinable preposition with genitive.

Note: Used as a postposition governing the genitive case.

स्थितौ (sthitau) - situated, stood, remained

(adjective)

Nominative, masculine, dual of sthita

sthita - stood, situated, established, firm, existing

Past Passive Participle

Derived from root 'sthā' (to stand)

Root: sthā (class 1)

परमतेजसौ (paramatejasau) - possessing supreme brilliance, of supreme power

(adjective)

Nominative, masculine, dual of paramatejas

paramatejas - supreme brilliance, supreme power, supreme energy, most glorious

Bahuvrīhi compound: 'parama' (supreme) + 'tejas' (brilliance, power)

Compound type : bahuvrīhi (parama+tejas)

• parama – supreme, highest, ultimate, greatest
  adjective
• tejas – brilliance, power, energy, splendor, might
  noun (neuter)