D'Artagnan had a quick eye and a prompt understanding. He comprehended that the musket had not come there of itself, and that he who bore it had not concealed himself behind a hedge with any friendly intentions. He determined, therefore, to direct his course as clear from it as he could when, on the opposite side of the road, from behind a rock, he perceived the extremity of another musket.
This was evidently an ambuscade.