योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-34, verse-23

हा हतं सैन्यमस्माकं भटैऽरुद्धतमुष्टिभिः ।
महाप्रलयकल्लोलैः सुरशैलस्थलं यथा ॥ २३ ॥

hā hataṃ sainyamasmākaṃ bhaṭai'ruddhatamuṣṭibhiḥ ,
mahāpralayakallolaiḥ suraśailasthalaṃ yathā 23

23. hā hatam sainyam asmākam bhaṭaiḥ aruddhatamuṣṭibhiḥ
mahāpralayakallolaiḥ suraśailasthalam yathā

23. hā asmākam sainyam aruddhatamuṣṭibhiḥ bhaṭaiḥ hatam,
mahāpralayakallolaiḥ suraśailasthalam yathā

23. Alas, our army has been destroyed by warriors with relentless fists, just as the plateau of the divine mountain (Meru) is overwhelmed by the colossal waves of the great cosmic dissolution (mahāpralaya).

Words meanings summery:

• हा (hā) - alas!, ah!

• हतम् (hatam) - destroyed, killed, struck down

• सैन्यम् (sainyam) - army, host, military force

• अस्माकम् (asmākam) - our, of us

• भटैः (bhaṭaiḥ) - by warriors, by soldiers

• अरुद्धतमुष्टिभिः (aruddhatamuṣṭibhiḥ) - by those with unhindered fists, by those with unresisted blows

• महाप्रलयकल्लोलैः (mahāpralayakallolaiḥ) - by the great waves of the cosmic dissolution

• सुरशैलस्थलम् (suraśailasthalam) - the plateau of the divine mountain (Mount Meru)

• यथा (yathā) - as, just as, like

Words meanings and morphology

हा (hā) - alas!, ah!

(indeclinable)

Note: Exclamatory particle indicating sorrow or distress.

हतम् (hatam) - destroyed, killed, struck down

(adjective)

Nominative, neuter, singular of hata

hata - struck, killed, destroyed, harmed

Past Passive Participle

From root han (to strike, kill)

Root: han (class 2)

Note: Agrees with 'sainyam'.

सैन्यम् (sainyam) - army, host, military force

(noun)

Nominative, neuter, singular of sainya

sainya - army, host, military force

Derived from senā (army)

अस्माकम् (asmākam) - our, of us

(pronoun)

Genitive, plural of asmad

asmad - I, we

भटैः (bhaṭaiḥ) - by warriors, by soldiers

(noun)

Instrumental, masculine, plural of bhaṭa

bhaṭa - warrior, soldier, mercenary

अरुद्धतमुष्टिभिः (aruddhatamuṣṭibhiḥ) - by those with unhindered fists, by those with unresisted blows

(adjective)

Instrumental, masculine, plural of aruddhatamuṣṭi

aruddhatamuṣṭi - one whose fists are unhindered/unresisted

Compound type : bahuvrīhi (a+ruddha+muṣṭi)

• a – not, non-
  indeclinable
  Negative prefix
• ruddha – obstructed, hindered, stopped
  adjective (masculine)
  Past Passive Participle
  From root rudh (to obstruct, stop)
  Root: rudh (class 7)
• muṣṭi – fist, handful
  noun (masculine)

Note: Qualifies 'bhaṭaiḥ'.

महाप्रलयकल्लोलैः (mahāpralayakallolaiḥ) - by the great waves of the cosmic dissolution

(noun)

Instrumental, masculine, plural of mahāpralayakallola

mahāpralayakallola - colossal waves of the great dissolution (mahāpralaya)

Compound type : tatpuruṣa (mahāpralaya+kallola)

• mahāpralaya – great dissolution, cosmic deluge, end of a world-age
  noun (masculine)
• kallola – large wave, billow, surge
  noun (masculine)

Note: Used in a simile, parallel to 'bhaṭaiḥ'.

सुरशैलस्थलम् (suraśailasthalam) - the plateau of the divine mountain (Mount Meru)

(noun)

Nominative, neuter, singular of suraśailasthala

suraśailasthala - plateau of the divine mountain (Mount Meru)

Compound type : tatpuruṣa (suraśaila+sthala)

• suraśaila – divine mountain, Mount Meru
  noun (masculine)
• sthala – place, ground, plateau, dry ground
  noun (neuter)

Note: Object of the implicit action in the simile (overwhelmed).

यथा (yathā) - as, just as, like

(indeclinable)

Note: Introduces a simile.