He even thought that He could distinguish sounds, as of one speaking in complaint; But distance rendered them inarticulate.

The noise seemed to come from the midst of the small Vault in which He and the Nuns then were, and which a multitude of passages branching out in various directions, formed into a sort of Star.

Lorenzo's curiosity which was ever awake, made him anxious to solve this mystery.

He desired that silence might be kept.
The Nuns obeyed him.

All was hushed, till the general stillness was again disturbed by the groaning, which was repeated several times successively.