Mental harresment and destroying my career

I am lakshmi working as sse in IT company,pursuant is love cm arrange marriage.with great difficulty my parents performed this marriage.before marriage I had opportunity to go abroad I helped him in his financial issues after I got engaged.there relatives asked for security deposit and forced my parents to show our land which is our only asset for my marriage.my MIL after marriage said we accepted u becoz u have visa and my husband was influenced by MIL.he asked my salary, scolded badly on my parents.I was forced to plan for a child.when I was pregnant n health was critical they didn't look after me.he says he doesn't need me . Only kid he need.i came to my parents place on maternity leave n delivered to baby boy. My parents and myself are undergoing financial problems.now I got an 2nd opportunity to work in aboard, this opportunity can overcome my debts.my husband is not signing passport for kid and unable to add spouse name in my passport he keeps on saying bad things to me.i have retired father and mother help is not well. I have very much worked hard in my career.. please suggest me unable to withstand on my legs as I need to take care of my son for his future...