two o'clock
Then began between those two men a mysterious dialogue , which the night enveloped in shade and silence . The gravedigger , alarmed at what Samuel asked him , at first refused his request . But the Jew , employing persuasions , entreaties , tears , and at last the seduction of the jingling gold , succeeded in conquering the scruples of the gravedigger . Though the latter trembled at the thought of what he promised , he said to Samuel in an agitated tone : `` To-morrow night , then , at two o'clock . '' `` I shall be behind the wall , '' answered Samuel , pointing out the place with the aid of a lantern . `` I will throw three stones into the cemetery , for a signal . '' `` Yes , three stones -- as a signal , '' replied the gravedigger shuddering , and wiping the cold sweat from his forehead .