Procedure to file for divorce and keep custody of daughter

Dear sir, I married to a girl two years ago it was love marriage happened in Arya samaj Mandir, in the beginning it was little trouble but all get settle between the family, but my wife's nature is not good since the starting of our relationship I kept tolerating it since den, after an year gave birth to a baby girl I felt happy and thoroughly enjoying parenthood and I purchase a property too for a smooth life but her nature is still problem she fights with me everyday she kept telling u don't give me money for spending u don't do anything for me and my daughter and my mother in law also involves in it she kept saying me it's ur and o nly responsibility, I'm doing best for my family what I can do but it doesn't seems sufficient I m in heavy debt because of home purchase from where I bring money. She don't even respects me she keep saying if u can't do den release me bring papers of divorce u will sign I m really fed up with this relation but I don't want to loose my daughter.