Mark 9:20-22
9:20 So they brought the boy to him. When the spirit saw him, it immediately threw the boy into a convulsion. He fell on the ground and rolled around, foaming at the mouth.
9:21 Jesus asked his father, “How long has this been happening to him?” And he said, “From childhood.
9:22 It has often thrown him into fire or water to destroy him. But if you are able to do anything, have compassion on us and help us.”