Agr sote me ya khud ba khud halate janabt me pahuch gya to roza sahi hy, lekin agr usne khud koi aysa kam kiya ki mujnib ho gya to roza batil aur kaffara bhi hy. Dono surat me fauran ghusl zaroori nhi hay mgr ye ke namaz ka waqt kam ho to namaz ki wajh se gusl zaroori hoga.