498a issue

My younger brother married 10 year old women then him I.n Delhi gurdwara as he was absocnd from 2 month and never call back one day girl call and inform that they are married she is from Bengal and she is already have first husband house in anand Gujrat also she is having 1 kid to after getting marriage on the second day she went to post office and take all fd of my brother and transfer all white money to her account my brother which was joint with my mother when he ask why she started quarrel and he ran away from there my mother severl times call him as he was not in touch of my mother and me we have what's up chat and some recordings of the women and while coming from her my brother took her mobile and in the mobile there is lots of evidence and recording which says is is running a gang and sex racket we got letter from women cell and we went there we show all copies to then they are still taking side of her before receiving the letter we already file complaints before her and we file court case for divorce due to cruelty and another case for 420 she never live with us we have already taken the anticipatory bail of my brother she can harm me and my mother or not as she was never live with us and property Is in my and mother name do we need to take anticipatory bail as we have strong evidence what next steep need to follow