demons speak with tongues

Who does Jesus say will be saved and how will they know it? Let's find out. Answer: Jesus is reported to have said: "He that believes and is baptized will be saved, but he that believes not will be condemned. And these signs will follow those that believe: in my name they will cast out demons, they will speak with tongues, and with their hands they will pick up serpents, and if they drink anything deadly it will not hurt them at all. They will lay hands upon the sick and they will recover" (Ma