महाभारतः mahābhārataḥ - book-6, chapter-108, verse-36

दुर्लभं ह्यन्तरं राज्ञो व्यूहस्यामिततेजसः ।
समुद्रकुक्षिप्रतिमं सर्वतोऽतिरथैः स्थितैः ॥३६॥

36. durlabhaṁ hyantaraṁ rājño vyūhasyāmitatejasaḥ ,
samudrakukṣipratimaṁ sarvato'tirathaiḥ sthitaiḥ.

36. durlabham hi antaram rājñaḥ vyūhasya amitatejasaḥ
samudrakukṣipratimam sarvataḥ atirathaiḥ sthitaiḥ

36. hi rājñaḥ amitatejasaḥ vyūhasya antaram durlabham
samudrakukṣipratimam sarvataḥ atirathaiḥ sthitaiḥ

36. Indeed, the interior of the king's battle array (vyūha), which is of immense prowess, is inaccessible. It is like the depths of the ocean, with mighty charioteers (atiratḥa) positioned on all sides.

Words meanings summery:

• दुर्लभम् (durlabham) - difficult to obtain, inaccessible

• हि (hi) - indeed, surely

• अन्तरम् (antaram) - interior, access, gap

• राज्ञः (rājñaḥ) - of the king

• व्यूहस्य (vyūhasya) - of the battle array, of the formation

• अमिततेजसः (amitatejasaḥ) - of immense prowess/splendor

• समुद्रकुक्षिप्रतिमम् (samudrakukṣipratimam) - resembling the interior of an ocean

• सर्वतः (sarvataḥ) - from all sides, everywhere

• अतिरथैः (atirathaiḥ) - by mighty charioteers

• स्थितैः (sthitaiḥ) - positioned, standing

Words meanings and morphology

दुर्लभम् (durlabham) - difficult to obtain, inaccessible

(adjective)

Nominative, neuter, singular of durlabha

durlabha - hard to get, difficult to attain, inaccessible

Compound type : prādi-samāsa (dur+labha)

• dur – bad, difficult, ill
  indeclinable
• labha – obtainable, to be gained
  adjective (masculine)
  future passive participle/gerundive
  From root labh-
  Root: labh (class 1)

हि (hi) - indeed, surely

(indeclinable)

अन्तरम् (antaram) - interior, access, gap

(noun)

Nominative, neuter, singular of antara

antara - interior, middle, interval, difference, access

राज्ञः (rājñaḥ) - of the king

(noun)

Genitive, masculine, singular of rājan

rājan - king, ruler

व्यूहस्य (vyūhasya) - of the battle array, of the formation

(noun)

Genitive, masculine, singular of vyūha

vyūha - military array, formation, arrangement

Prefix: vi

Root: ūh (class 1)

अमिततेजसः (amitatejasaḥ) - of immense prowess/splendor

(adjective)

Genitive, masculine, singular of amitatejas

amitatejas - of immeasurable brilliance or prowess

Compound type : bahuvrīhi (amita+tejas)

• amita – unmeasured, immense
  adjective (masculine)
  Past Passive Participle
  from root mā (to measure) with prefix a- (negation)
  Prefix: a
  Root: mā (class 3)
• tejas – brilliance, energy, prowess
  noun (neuter)

समुद्रकुक्षिप्रतिमम् (samudrakukṣipratimam) - resembling the interior of an ocean

(adjective)

Nominative, neuter, singular of samudrakukṣipratima

samudrakukṣipratima - resembling the interior/belly of the ocean

Compound type : tatpuruṣa (samudrakukṣi+pratima)

• samudrakukṣi – ocean's interior
  noun (feminine)
• pratima – resembling, similar to, image
  adjective (neuter)

सर्वतः (sarvataḥ) - from all sides, everywhere

(indeclinable)

अतिरथैः (atirathaiḥ) - by mighty charioteers

(noun)

Instrumental, masculine, plural of atiratha

atiratha - a great charioteer, a mighty warrior

Compound type : prādi-samāsa (ati+ratha)

• ati – beyond, exceeding, very
  indeclinable
• ratha – chariot, a warrior fighting from a chariot
  noun (masculine)

स्थितैः (sthitaiḥ) - positioned, standing

(adjective)

Instrumental, masculine, plural of sthita

sthita - stood, situated, positioned, existing

Past Passive Participle

from root sthā- (to stand)

Root: sthā (class 1)