महाभारतः mahābhārataḥ - book-7, chapter-63, verse-32

सशैलसागरवनां नानाजनपदाकुलाम् ।
ग्रसेद्व्यूहः क्षितिं सर्वामिति भूतानि मेनिरे ॥३२॥

32. saśailasāgaravanāṁ nānājanapadākulām ,
grasedvyūhaḥ kṣitiṁ sarvāmiti bhūtāni menire.

32. saśailasāgaravanām nānājanapadākulām graset
vyūhaḥ kṣitim sarvām iti bhūtāni menire

32. bhūtāni iti (ayam) vyūhaḥ saśailasāgaravanām
nānājanapadākulām sarvām kṣitim graset menire

32. All beings thought, 'This battle formation would devour the entire earth, with its mountains, oceans, and forests, and filled with various countries and peoples.'

Words meanings summery:

• सशैलसागरवनाम् (saśailasāgaravanām) - with mountains, oceans, and forests

• नानाजनपदाकुलाम् (nānājanapadākulām) - filled/agitated with various countries/peoples

• ग्रसेत् (graset) - would devour, would swallow

• व्यूहः (vyūhaḥ) - the battle array, formation

• क्षितिम् (kṣitim) - the earth, land, ground

• सर्वाम् (sarvām) - all, entire, whole

• इति (iti) - Marks the end of a direct quote or thought. (thus, so, in this manner)

• भूतानि (bhūtāni) - beings, creatures, living things

• मेनिरे (menire) - they thought, they believed, they considered

Words meanings and morphology

सशैलसागरवनाम् (saśailasāgaravanām) - with mountains, oceans, and forests

(adjective)

Accusative, feminine, singular of saśailasāgaravana

saśailasāgaravana - endowed with mountains, oceans, and forests

Compound with sa (with) and a dvandva compound of śaila (mountain), sāgara (ocean), vana (forest).

Compound type : bahuvrīhi (sa+śaila+sāgara+vana)

• sa – with, accompanied by
  indeclinable
  Prefix.
• śaila – mountain, rock
  noun (masculine)
  From śilā (rock).
• sāgara – ocean, sea
  noun (masculine)
  From sagara (Sagara's sons dug the oceans).
• vana – forest, wood, grove
  noun (neuter)

नानाजनपदाकुलाम् (nānājanapadākulām) - filled/agitated with various countries/peoples

(adjective)

Accusative, feminine, singular of nānājanapadākula

nānājanapadākula - agitated/filled with diverse regions/peoples

Compound of nānā (various), janapada (country/people), ākula (full of, agitated).

Compound type : tatpuruṣa (nānā+janapada+ākula)

• nānā – various, diverse, manifold
  indeclinable
  Adverbial.
• janapada – country, realm, people, community
  noun (masculine)
  From jana (people) + pada (place).
• ākula – full of, crowded with, agitated, distressed
  adjective (masculine)
  From root kul (to collect, crowd) with ā prefix.
  Prefix: ā
  Root: kul (class 10)

ग्रसेत् (graset) - would devour, would swallow

(verb)

3rd person , singular, active, optative (vidhiliṅ) of gras

Optative

3rd person singular active.

Root: gras (class 1)

व्यूहः (vyūhaḥ) - the battle array, formation

(noun)

Nominative, masculine, singular of vyūha

vyūha - battle array, formation, arrangement

From root ūh (to push, arrange) with vi prefix.

Prefix: vi

Root: ūh (class 1)

क्षितिम् (kṣitim) - the earth, land, ground

(noun)

Accusative, feminine, singular of kṣiti

kṣiti - earth, land, ground, abode

From root kṣi (to dwell).

Root: kṣi (class 2)

सर्वाम् (sarvām) - all, entire, whole

(adjective)

Accusative, feminine, singular of sarva

sarva - all, every, whole, entire

Pronominal adjective.

इति (iti) - Marks the end of a direct quote or thought. (thus, so, in this manner)

(indeclinable)

Particle.

भूतानि (bhūtāni) - beings, creatures, living things

(noun)

Nominative, neuter, plural of bhūta

bhūta - being, creature, element, past, happened

Past Passive Participle

From root bhū (to be, become) + kta suffix.

Root: bhū (class 1)

मेनिरे (menire) - they thought, they believed, they considered

(verb)

3rd person , plural, middle, past perfect (liṭ) of man

Perfect (liṭ)

3rd person plural middle voice.

Root: man (class 4)