Sisters wants to sell our house what to do

Hamara ghar father k naam pr hai, jinki death 2003 me ho chuki h, paanch sister h aur ek brother h, sabhi sisters married hain. hm dono brothers is property ko apas me divide krna chahte hain. pr meri sisters is property ko bech kr apna hissa lena chahti hain, hme property bachane k liye kya step lena chaiye. is ghr k alawa hamari koi property nhi h. kya hamari marji k bina hamara ghr becha ja skta h. ghr ka size 40*60 feet hai 30 saal pehle kharida gya tha 6000 rs me, jisme se 2000 rs maine diye the jiska jikr agreement me bhi kiya hua h i heard about a law which says that if daughter claims for property, her father should be alive in 2005.