Translation of "Arquebusiers" in French

As the ground trembled under the hooves of the Crusader cavalry, Moroccan arquebusiers fired!

Alors que le sol tremblait sous les sabots de la cavalerie des Croisés, les arquebusiers marocains tirent leurs première volées!

In the center, disciplined infantry and arquebusiers were arrayed in two lines, each several ranks deep.

Dans le centre, l'infanterie discipliné et les arquebusiers qui etait ranger en deux ligne, tout deux compact et bondé.