Mentally harrasment

Hello sir/Mam I am married from dec 2012 ,me and husband was living good life as I was working with an IT company and he too is engineer. In 2014 he started his own venture Game company, in 2016 we blessed with a baby boy,after that I quit my job for my baby.. but my inlaws start creating issues so much and whatever they say my husband follow then I came to my parents place last year 2016,then I stayed 6 months at my parents home then my father in law asked me. N my parents to come one counseling where me and my husband signed the contract to live good and then I again live with husband and in-laws but this time they start new trick to harass me they told my husband to come late in night and sleep in another room and they all go out for dinner they will not ask me and go to there daughter place ,they ask me to not to talk my parent's I use to talk in alone time with my parents,husband use to come in night 4 am and sleep different room. Then I saw some girl message on his mobile then he denies and his parents support him and told me that now it's been 6 months u both are not living good life and my husband said to me that u r not respecting my parent's I will beat you by my shoes now. Then I called my parents and came my parent's home. I am an MBA graduate I want to start my career they are saying to all that I am not mentally stable. Please let me know how can I manage all this tension my son is only 1.6years.. did they will take my son or what should I do