Passcode Problem

i forgot my iphone 5 passcode when i was trying to put the different codes then a window appear on the device screen that iphone is disabled..after all i have i cloud id and password..after sign in to my i cloud id i have erased the device in order to remove the passcode from my iphone but it still says that device will be erased when device will connect to internet..so what would i have to do??please help