6 Bible Verses about Demons Causing Illness

And someone from the crowd answered him, "Teacher, I brought my son to you, for he has a spirit that makes him mute. And whenever it seizes him, it throws him down, and he foams and grinds his teeth and becomes rigid. So I asked your disciples to cast it out, and they were not able." And he answered them, "O faithless generation, how long am I to be with you? How long am I to bear with you? Bring him to me."read more.
And they brought the boy to him. And when the spirit saw him, immediately it convulsed the boy, and he fell on the ground and rolled about, foaming at the mouth. And Jesus asked his father, "How long has this been happening to him?" And he said, "From childhood. And it has often cast him into fire and into water, to destroy him. But if you can do anything, have compassion on us and help us." And Jesus said to him, "'If you can'! All things are possible for one who believes." Immediately the father of the child cried out and said, "I believe; help my unbelief!" And when Jesus saw that a crowd came running together, he rebuked the unclean spirit, saying to it, "You mute and deaf spirit, I command you, come out of him and never enter him again." And after crying out and convulsing him terribly, it came out, and the boy was like a corpse, so that most of them said, "He is dead." But Jesus took him by the hand and lifted him up, and he arose.

And when they came to the crowd, a man came up to him and, kneeling before him, said, "Lord, have mercy on my son, for he is an epileptic and he suffers terribly. For often he falls into the fire, and often into the water. And I brought him to your disciples, and they could not heal him."read more.
And Jesus answered, "O faithless and twisted generation, how long am I to be with you? How long am I to bear with you? Bring him here to me." And Jesus rebuked the demon, and it came out of him, and the boy was healed instantly.

On the next day, when they had come down from the mountain, a great crowd met him. And behold, a man from the crowd cried out, "Teacher, I beg you to look at my son, for he is my only child. And behold, a spirit seizes him, and he suddenly cries out. It convulses him so that he foams at the mouth, and shatters him, and will hardly leave him.read more.
And I begged your disciples to cast it out, but they could not." Jesus answered, "O faithless and twisted generation, how long am I to be with you and bear with you? Bring your son here." While he was coming, the demon threw him to the ground and convulsed him. But Jesus rebuked the unclean spirit and healed the boy, and gave him back to his father.

As they were going away, behold, a demon-oppressed man who was mute was brought to him. And when the demon had been cast out, the mute man spoke. And the crowds marveled, saying, "Never was anything like this seen in Israel."

Now he was casting out a demon that was mute. When the demon had gone out, the mute man spoke, and the people marveled.

And there was a woman who had had a disabling spirit for eighteen years. She was bent over and could not fully straighten herself.