please help me about sec 107,323,341

I hv a big problem.one of our neighbor man hard drunk and riding bike and falling down in our front of road at night.we four brother help him and send him to home.he had injured at head and blood coming out.the next day he filled a case in police that we attacks him.after 3 months of that incident a summon come from court to attend of sec 107 .we four brother attended at court but the neighbour man do not attend becos he demand us to pay 50 thousand to removing the case.and we dont agree.after that 1 year later now again a summon come from court to attend for sec 323 and 341.what is happening these????and we need to take bail????or is it good to give him 50 thousand rs to remove the case????N.B. he was a murderer and hero becos he won a murder case of our village in court.but we all 2/3 villages villagers know that he was the actual Murderer.so he want to see his power I think.please help us