What is an example of verbal irony in the book the Valley of Fear?

In "The Valley of Fear" by Arthur Conan Doyle, an example of verbal irony occurs when Sherlock Holmes makes a statement that suggests everything is under control, despite the chaotic circumstances surrounding the investigation. This contrasts sharply with the reality of the situation, where danger and deceit are prevalent. Holmes' calm demeanor and confident assertions can highlight the tension and uncertainty faced by the characters, showcasing the irony between his Words and the actual peril they confront.