Ok, I know it, but only because I'm rewatching the episode right now:
8x12 Grissom's Divine Comedy
Brass: Well, that didn't help.
Maddie Klein: That kid wouldn't roll if I gave him a night with Jessica Alba.
Brass: You're really good at making ennemies, Maddie.
Maddie Klein: That's why I'm unlisted, divorced and carry a gun.
OK, I'm not big on CSI Miami, so I have to pick a quote at random. I can't promise it's from an outstanding scene...or episode...or season. I hope I picked a good one. here goes: