He urged these perils to the Baron with all the force of monkish rhetoric, and described, in the most frightful colours, the real character and person of the apparently lovely Naiad, whom he hesitated not to denounce as a limb of the kingdom of darkness.

The lover listened with obstinate incredulity; and it was not until worn out by the obstinacy of the anchoret that he consented to put the state and condition of his mistress to a certain trial, and for that purpose acquiesced in Zachary's proposal that on their next interview the vespers bell should be rung half an hour later than usual.

The hermit maintained and bucklered his opinion, by quotations from Malleus Malificarum, Sprengerus, Remigius, and other learned demonologists, that the Evil One, thus seduced to remain behind the appointed hour, would assume her true shape, and, having appeared to her terrified lover as a fiend of hell, would vanish from him in a flash of sulphurous lightning.

Raymond of Ravenswood acquiesced in the experiment, not incurious concerning the issue, though confident it would disappoint the expectations of the hermit.
At the appointed hour the lovers met, and their interview was protracted beyond that at which they usually parted, by the delay of the priest to ring his usual curfew.

No change took place upon the nymph's outward form; but as soon as the lengthening shadows made her aware that the usual hour of the vespers chime was passed, she tore herself from her lover's arms with a shriek of despair, bid him adieu for ever, and, plunging into the fountain, disappeared from his eyes.