महाभारतः mahābhārataḥ - book-1, chapter-59, verse-6

दानवा राक्षसाश्चैव गन्धर्वाः पन्नगास्तथा ।
न तान्बलस्थान्बाल्येऽपि जघ्नुर्भरतसत्तम ॥६॥

6. dānavā rākṣasāścaiva gandharvāḥ pannagāstathā ,
na tānbalasthānbālye'pi jaghnurbharatasattama.

6. dānavāḥ rākṣasāḥ ca eva gandharvāḥ pannagāḥ tathā
na tān balasthān bālye api jaghnuḥ bharatasattama

6. O best of Bharatas, the Danavas, Rakshasas, Gandharvas, and Pannagas could not kill those powerful ones even in their childhood.

Words meanings summery:

• दानवाः (dānavāḥ) - Danavas (a class of demons)

• राक्षसाः (rākṣasāḥ) - Rakshasas (a class of demons/ogres)

• च (ca) - and

• एव (eva) - indeed (emphasizing the list) (indeed, only)

• गन्धर्वाः (gandharvāḥ) - Gandharvas (celestial musicians)

• पन्नगाः (pannagāḥ) - Pannagas (serpents, Nagas)

• तथा (tathā) - also, as well as (thus, so, similarly, also)

• न (na) - not, no

• तान् (tān) - those (gods) (them, those)

• बलस्थान् (balasthān) - those who were powerful (the gods) (strong, powerful)

• बाल्ये (bālye) - in childhood

• अपि (api) - even (emphasizing the difficulty despite childhood) (even, also, too)

• जघ्नुः (jaghnuḥ) - they killed, struck

• भरतसत्तम (bharatasattama) - O best of Bharatas

Words meanings and morphology

दानवाः (dānavāḥ) - Danavas (a class of demons)

(noun)

Nominative, masculine, plural of dānava

dānava - a descendant of Danu, a class of demons

राक्षसाः (rākṣasāḥ) - Rakshasas (a class of demons/ogres)

(noun)

Nominative, masculine, plural of rākṣasa

rākṣasa - a demon, an ogre

च (ca) - and

(indeclinable)

एव (eva) - indeed (emphasizing the list) (indeed, only)

(indeclinable)

गन्धर्वाः (gandharvāḥ) - Gandharvas (celestial musicians)

(noun)

Nominative, masculine, plural of gandharva

gandharva - a celestial musician, a class of semi-divine beings

पन्नगाः (pannagāḥ) - Pannagas (serpents, Nagas)

(noun)

Nominative, masculine, plural of pannaga

pannaga - serpent, snake (lit. 'moving on the belly')

Compound type : tatpuruṣa (panna+ga)

• panna – fallen, gone
  adjective
  past passive participle
  from root pad
  Root: pad (class 4)
• ga – going, moving
  adjective (masculine)
  agent noun
  from root gam
  Root: gam (class 1)

तथा (tathā) - also, as well as (thus, so, similarly, also)

(indeclinable)

न (na) - not, no

(indeclinable)

Note: particle of negation

तान् (tān) - those (gods) (them, those)

(pronoun)

Accusative, masculine, plural of tad

tad - that, those, he, she, it

बलस्थान् (balasthān) - those who were powerful (the gods) (strong, powerful)

(adjective)

Accusative, masculine, plural of balastha

balastha - strong, powerful, located in power

Compound type : tatpuruṣa (bala+stha)

• bala – strength, power, force
  noun (masculine)
• stha – standing, located in, existing
  adjective (masculine)
  agent noun
  from root sthā
  Root: sthā (class 1)

Note: Modifies 'tān'.

बाल्ये (bālye) - in childhood

(noun)

Locative, neuter, singular of bālya

bālya - childhood, infancy

अपि (api) - even (emphasizing the difficulty despite childhood) (even, also, too)

(indeclinable)

जघ्नुः (jaghnuḥ) - they killed, struck

(verb)

3rd person , plural, active, perfect (lit) of han

Root: han (class 2)

Note: From root han, 3rd plural perfect.

भरतसत्तम (bharatasattama) - O best of Bharatas

(noun)

Vocative, masculine, singular of bharatasattama

bharatasattama - best among Bharatas

Compound type : tatpuruṣa (bharata+sattama)

• bharata – a descendant of Bharata, name of an ancient king
  noun (masculine)
• sattama – best, most excellent
  adjective (masculine)
  superlative suffix -tama