Vous avez cherché: the weapon (Anglais - Latin)

the weapon
telum

the master of the weapon
domina medicus

the weapons of hell
arma

to cast down with the weapons of the enemy, they say, is as messengers
audimus amicos nostros multam pecuniam donare.

the lord hath opened his armoury, and hath brought forth the weapons of his indignation: for this is the work of the lord god of hosts in the land of the chaldeans.
aperuit dominus thesaurum suum et protulit vasa irae suae quoniam opus est domino deo exercituum in terra chaldeoru

thus saith the lord god of israel; behold, i will turn back the weapons of war that are in your hands, wherewith ye fight against the king of babylon, and against the chaldeans, which besiege you without the walls, and i will assemble them into the midst of this city.
haec dicit dominus deus israhel ecce ego convertam vasa belli quae in manibus vestris sunt et quibus vos pugnatis adversum regem babylonis et chaldeos qui obsident vos in circuitu murorum et congregabo ea in medio civitatis huiu