महाभारतः mahābhārataḥ - book-6, chapter-19, verse-7

एष व्यूहामि ते राजन्व्यूहं परमदुर्जयम् ।
अचलं नाम वज्राख्यं विहितं वज्रपाणिना ॥७॥

7. eṣa vyūhāmi te rājanvyūhaṁ paramadurjayam ,
acalaṁ nāma vajrākhyaṁ vihitaṁ vajrapāṇinā.

7. eṣa vyūhāmi te rājan vyūham parama durjayam
acalam nāma vajra ākhyam vihitam vajrapāṇinā

7. rājan eṣa te paramadurjayam acalam nāma
vajrākhyam vyūham vajrapāṇinā vihitam vyūhāmi

7. O King, I shall arrange for you an array that is extremely difficult to conquer, named 'Achala' (Immovable) and also called 'Vajra' (Thunderbolt), which was devised by Vajrapāṇi (Indra).

Words meanings summery:

• एष (eṣa) - I (emphasizing the speaker, Arjuna) (I, this (masculine nominative singular))

• व्यूहामि (vyūhāmi) - I shall arrange (I arrange, I form, I deploy)

• ते (te) - for you (for you, to you, your)

• राजन् (rājan) - O King (referring to Yudhiṣṭhira) (O King)

• व्यूहम् (vyūham) - battle formation (battle array, formation)

• परम (parama) - extremely (supreme, excellent, highest, extreme)

• दुर्जयम् (durjayam) - difficult to conquer (difficult to conquer, invincible)

• अचलम् (acalam) - Immovable (as a name) (immovable, steady, mountain)

• नाम (nāma) - named (by name, indeed, namely)

• वज्र (vajra) - Vajra (as a name) (thunderbolt, diamond)

• आख्यम् (ākhyam) - called (named, called, designated)

• विहितम् (vihitam) - devised (arranged, devised, made, enjoined)

• वज्रपाणिना (vajrapāṇinā) - by Vajrapāṇi (Indra) (by the one with a thunderbolt in hand, by Indra)

Words meanings and morphology

एष (eṣa) - I (emphasizing the speaker, Arjuna) (I, this (masculine nominative singular))

(pronoun)

Nominative, masculine, singular of idam

idam - this, I

Used here in the sense of the first person pronoun 'aham' for emphasis, often seen in epic Sanskrit.

Note: Contextually implies "I" (Arjuna).

व्यूहामि (vyūhāmi) - I shall arrange (I arrange, I form, I deploy)

(verb)

1st person , singular, active, present (laṭ) of vyūh

Present indicative, first person singular, active voice.

Prefix: vi

Root: ūh (class 1)

Note: Expresses future intention.

ते (te) - for you (for you, to you, your)

(pronoun)

Dative, singular of yuṣmad

yuṣmad - you, your

Note: Enclitic form of the 2nd person pronoun, here in dative.

राजन् (rājan) - O King (referring to Yudhiṣṭhira) (O King)

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

व्यूहम् (vyūham) - battle formation (battle array, formation)

(noun)

Accusative, masculine, singular of vyūha

vyūha - battle array, formation, arrangement

Derived from 'vi' + √ūh.

Prefix: vi

Root: ūh (class 1)

Note: Object of 'vyūhāmi'.

परम (parama) - extremely (supreme, excellent, highest, extreme)

(adjective)

Accusative, masculine, singular of parama

parama - highest, supreme, best, extreme

Note: Qualifies 'durjayam'.

दुर्जयम् (durjayam) - difficult to conquer (difficult to conquer, invincible)

(adjective)

Accusative, masculine, singular of durjaya

durjaya - difficult to conquer, invincible

Formed from 'dur' (difficult) + √ji (to conquer) + suffix '-a'.

Compound type : tatpuruṣa (dur+jaya)

• dur – difficult, bad
  indeclinable
  Prefix indicating difficulty or badness.
• jaya – victory, conquest
  noun (masculine)
  Root: ji (class 1)

Note: Qualifies 'vyūham'.

अचलम् (acalam) - Immovable (as a name) (immovable, steady, mountain)

(adjective)

Accusative, masculine, singular of acala

acala - immovable, steady, mountain

Formed from 'a' (not) + 'cala' (moving).

Compound type : nañ-tatpuruṣa (a+cala)

• a – not, un-
  indeclinable
  Negative prefix.
• cala – moving, trembling
  adjective
  Root: cal (class 1)

Note: Qualifies 'vyūham'.

नाम (nāma) - named (by name, indeed, namely)

(indeclinable)

Often used as an indeclinable to mean 'by name' or 'namely'.

Note: Used to indicate a name.

वज्र (vajra) - Vajra (as a name) (thunderbolt, diamond)

(noun)

neuter, singular of vajra

vajra - thunderbolt (Indra's weapon), diamond

Root: vaj

Note: Part of the compound 'vajrākhyam'.

आख्यम् (ākhyam) - called (named, called, designated)

(adjective)

Accusative, masculine, singular of ākhya

ākhya - named, called

Gerundive

From 'ā' + √khyā (to tell, to name).

Prefix: ā

Root: khyā (class 2)

Note: Qualifies 'vyūham'. Together with 'vajra' forms 'vajrākhyam'.

विहितम् (vihitam) - devised (arranged, devised, made, enjoined)

(adjective)

Accusative, masculine, singular of vihita

vihita - arranged, devised, made, accomplished

Past Passive Participle

Formed from 'vi' + √dhā (to place, arrange) + suffix '-ta' (PPP).

Prefix: vi

Root: dhā (class 3)

Note: Qualifies 'vyūham'.

वज्रपाणिना (vajrapāṇinā) - by Vajrapāṇi (Indra) (by the one with a thunderbolt in hand, by Indra)

(proper noun)

Instrumental, masculine, singular of vajrapāṇi

vajrapāṇi - one who holds a thunderbolt in his hand, Indra

Compound type : bahuvrīhi (vajra+pāṇi)

• vajra – thunderbolt
  noun (neuter)
  Root: vaj
• pāṇi – hand
  noun (masculine)

Note: Agent of 'vihitam'.