योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-36, verse-16

वज्रमुष्टिधरा वज्रैरङ्कुशैरङ्कुशोद्धताः ।
हलैर्हलनिकाषज्ञास्त्रिशूलैश्च त्रिशूलिनः ॥ १६ ॥

vajramuṣṭidharā vajrairaṅkuśairaṅkuśoddhatāḥ ,
halairhalanikāṣajñāstriśūlaiśca triśūlinaḥ 16

16. vajramuṣṭidharāḥ vajraiḥ aṅkuśaiḥ aṅkuśoddhatāḥ
halaiḥ halanikāṣajñāḥ triśūlaiḥ ca triśūlinaḥ

16. vajramuṣṭidharāḥ vajraiḥ aṅkuśoddhatāḥ aṅkuśaiḥ
halanikāṣajñāḥ halaiḥ ca triśūlinaḥ triśūlaiḥ

16. Those who held thunderbolt-fists fought with thunderbolt weapons; those wielding goads fought with goads; those skilled in using ploughs fought with ploughs; and trident-wielders fought with tridents.

Words meanings summery:

• वज्रमुष्टिधराः (vajramuṣṭidharāḥ) - warriors wielding weapons like a thunderbolt in their fist (those holding thunderbolt-fists)

• वज्रैः (vajraiḥ) - using thunderbolt-like weapons (by thunderbolt weapons, with vajra)

• अङ्कुशैः (aṅkuśaiḥ) - using elephant goads as weapons (by elephant goads, with hooks)

• अङ्कुशोद्धताः (aṅkuśoddhatāḥ) - warriors wielding elephant goads (those who wield goads, those excited/raised by goads)

• हलैः (halaiḥ) - using ploughs (perhaps as makeshift weapons or specialized implements) (by ploughs, with ploughs)

• हलनिकाषज्ञाः (halanikāṣajñāḥ) - warriors skilled in using ploughs as weapons (those knowing how to wield ploughs, skilled in plough-strokes)

• त्रिशूलैः (triśūlaiḥ) - using tridents as their weapons (by tridents, with tridents)

• च (ca) - and

• त्रिशूलिनः (triśūlinaḥ) - warriors carrying tridents (trident-wielders, those possessing tridents)

Words meanings and morphology

वज्रमुष्टिधराः (vajramuṣṭidharāḥ) - warriors wielding weapons like a thunderbolt in their fist (those holding thunderbolt-fists)

(adjective)

Nominative, masculine, plural of vajramuṣṭidhara

vajramuṣṭidhara - one who holds a vajra-fist (a fist as strong as a thunderbolt)

Compound of 'vajramuṣṭi' (thunderbolt-fist) and 'dhara' (holding).

Compound type : bahuvrīhi (vajra+muṣṭi+dhara)

• vajra – thunderbolt, diamond
  noun (masculine)
• muṣṭi – fist, handful
  noun (feminine)
• dhara – holding, bearing
  adjective (masculine)
  Derived from the root √dhṛ (to hold, bear).
  Root: dhṛ (class 1)

वज्रैः (vajraiḥ) - using thunderbolt-like weapons (by thunderbolt weapons, with vajra)

(noun)

Instrumental, masculine, plural of vajra

vajra - thunderbolt, diamond, a weapon

अङ्कुशैः (aṅkuśaiḥ) - using elephant goads as weapons (by elephant goads, with hooks)

(noun)

Instrumental, masculine, plural of aṅkuśa

aṅkuśa - elephant goad, hook

अङ्कुशोद्धताः (aṅkuśoddhatāḥ) - warriors wielding elephant goads (those who wield goads, those excited/raised by goads)

(adjective)

Nominative, masculine, plural of aṅkuśoddhata

aṅkuśoddhata - one who has raised/wielded goads

Compound of 'aṅkuśa' (goad) and 'uddhata' (raised, lifted, wielded in context).

Compound type : bahuvrīhi (aṅkuśa+uddhata)

• aṅkuśa – elephant goad, hook
  noun (masculine)
• uddhata – raised, lifted, high, haughty
  adjective (masculine)
  Past Passive Participle
  Past Passive Participle of the root √han (to strike, kill) with prefix 'ud' (up), meaning 'lifted up'.
  Prefix: ud
  Root: han (class 2)

हलैः (halaiḥ) - using ploughs (perhaps as makeshift weapons or specialized implements) (by ploughs, with ploughs)

(noun)

Instrumental, masculine, plural of hala

hala - plough

हलनिकाषज्ञाः (halanikāṣajñāḥ) - warriors skilled in using ploughs as weapons (those knowing how to wield ploughs, skilled in plough-strokes)

(adjective)

Nominative, masculine, plural of halanikāṣajña

halanikāṣajña - one who knows plough-strokes

Compound of 'halanikāṣa' (plough-stroke) and 'jña' (knower).

Compound type : bahuvrīhi (hala+nikāṣa+jña)

• hala – plough
  noun (masculine)
• nikāṣa – rubbing, friction, stroke
  noun (masculine)
  Derived from the root √kaṣ (to rub, scratch) with prefix 'ni'.
  Prefix: ni
  Root: kaṣ (class 1)
• jña – knowing, expert, wise
  adjective (masculine)
  Derived from the root √jñā (to know).
  Root: jñā (class 9)

त्रिशूलैः (triśūlaiḥ) - using tridents as their weapons (by tridents, with tridents)

(noun)

Instrumental, masculine, plural of triśūla

triśūla - trident

Compound of 'tri' (three) and 'śūla' (stake, dart).

च (ca) - and

(indeclinable)

त्रिशूलिनः (triśūlinaḥ) - warriors carrying tridents (trident-wielders, those possessing tridents)

(adjective)

Nominative, masculine, plural of triśūlin

triśūlin - one who possesses a trident

Formed by adding the possessive suffix '-in' to 'triśūla'.

Compound type : bahuvrīhi (triśūla)

• triśūla – trident
  noun (neuter)
  Compound of 'tri' (three) and 'śūla' (stake, dart).