Harassment From Wife.

My wife has filed 498a against me and my family members and then I got a notice for maintainance , on the basis of cruelty I had filed divorce . then she filed for dv against me and my family members. Now she says she ready to stay with me, please guide me sir /madam, that how can I believe her, she has filled number of false allegations, and now when I file for divorce she says she is ready to come. During her stay she was always threatening me that she commit suicide. I am worried that without doing anything she filed so many cases on me and my family members now how should I believe her . how should I go ahead . And also please guide me about quashing of 498a. What does quashing means and will in help me further proceedings.