9 Bible Verses about Demons Causing Torment

And a Canaanite woman of that district came out and screamed, "Son of David, take pity on me, sir! My daughter is dreadfully possessed by a demon!"

"Master, take pity on my son, for he has epilepsy, and is very wretched; he often falls into the fire or into the water.

and wherever it seizes him it convulses him, and he foams at the mouth and grinds his teeth; and he is wasting away. I told your disciples to drive it out, and they could not do it." He answered them and said, "O you unbelieving people, how long must I be with you? How long must I put up with you? Bring him here to me!" And they brought the boy to him. As soon as the spirit saw him, it convulsed the boy, and he fell down on the ground and rolled about, foaming at the mouth.

and all at once a spirit seizes him, and he suddenly cries out, and it convulses him until he foams at the mouth, and it leaves him, after a struggle, badly bruised. And I begged your disciples to drive it out, and they could not." Jesus answered, "O you unbelieving, obstinate people! How long must I be with you and put up with you? Bring your son here!"read more.
Even while the boy was coming, the demon threw him down and convulsed him, but Jesus reproved the foul spirit and cured the boy and gave him back to his father.

and night and day he was always shrieking among the tombs and on the hills and cutting himself with stones.

And those who were troubled with foul spirits were cured.

and there was a woman there who for eighteen years had had a sickness caused by a spirit. She was bent double and could not straighten herself up at all.

Even from the towns around Jerusalem crowds would come in bringing sick people and those who were troubled with foul spirits, and they were all cured.

And the man in whom the evil spirit was sprang at them, and overpowered them all, with such violence that they ran out of the house tattered and bruised.