Husband remarry second wife

I am from Indonesia, and my husband is having an affair with his co-worker, because that woman deliberately wanted to divorce from her husband and that woman deliberately had an affair with my husband so that if he divorced my husband immediately, and deliberately seduced my husband by giving debt and approaching me as a friend so that he could insult me ​​in front of my husband, and after I took leave to return to Indonesia there I knew that the affair and that woman caused problems even her sister also forced my husband to marry her otherwise my husband would be beaten and sent to prison, if this is the case What is the fate of us who already have 3 children, 12 years 7 years and 4 years, I am prohibited from separating by my child even though my husband wants to separate because the woman told me to, can I get my husband again and can I sue that woman to be far and away? separated from my husband because I don't want other women, don't want children to hate their father, what's the solution, thank you.