 In "The Fellowship of the Ring", as the Nazgûl attempt to follow Glorfindel, Elrond (the Lord of Rivendell) commands a giant wave to sweep the Nazgûl away.In "The Two Towers", Gandalf uses magic to disarm Aragorn and Gimli and destroy an arrow Legolas shoots at him.Later in the book, he uses his voice at Orthanc to compel Saruman to return to the parley, to break Saruman's staff, and to dismiss him after doing so.