my in-laws are not making it easy for me anymore

Good evening mamas and papas in the house, please I need your help on this because I am seriously fed up and I don't even know what to do again. The thing is my marriage clocks 5 years by next month. I took in severally and lost them. The one that stayed, I started spotting and it went. I am really desperate to have a child of my own and the wicked ones on this earth have been using this to pull me back. I am a chorister, a church worker, a devoted christian. I do everything a good Christian should. The worst part of it all is that every miscarriage i've had usually come after a ministration or a program in church. I told my pastor about it and he said it is the ememy's way of pulling me back and stopping me from working for my God, that I should fast and pray and I have done that. Please what should i do? I also want to carry my children, my inlaws are not making it easy for me anymore. Please help me