you need to convert it to .ogg format and copy it to ambient folder in your Bejeweled 3 game folder. To use it, start Zen mode, open Zen options, select "Ambient Sounds" and you see it there.
Bejeweled 3 will “probably” come to the iPhone and iPad. Why the “eventually” and “probably”? The game, developed by PopCap Games, was released as a digital download for Windows and Mac last December ...