Unfortuanatley our legal system took out "in god we trust"...so no matter what he's done, you have the same grounds as any other divorce. if it were the biblical days...he'd be stoned to death and exiled! Put the knotch on the wall and move on.
Sounds like your wife has no respect for you and it IS a personal jab at your expense. Explain to her that under no circumstances is that acceptable to you...or else...find the proper papers to hand to her.