5 Bible Verses about Demons, Nature Of

And the seventy returned with joy, saying, Lord, even the demons are subject to us in thy name. And he said to them, I saw Satan fall from heaven like lightning.

For he was about to command the unclean spirit to come out of the man; for it had possessed him for a long time, and he had been kept bound and secured with chains and fetters; and bursting the bands, he had been driven by the demon into the wilderness.

For he was saying to him, Unclean spirit, come out from the man. And he asked him, What is thy name? And he saith to him, Legion is my name; for we are many.

And he called to him his twelve disciples, and gave them power over unclean spirits, to cast them out, and to heal every sickness and every disease.

But the Pharisees, hearing it, said, This man doth not cast out the demons, except through Beelzebul, the prince of the demons. And he, knowing their thoughts, said to them, Every kingdom divided against itself is brought to desolation; and no city or house divided against itself will stand. And if Satan cast out Satan, he is divided against himself; how then shall his kingdom stand?read more.
And if I cast out the demons through Beelzebul, through whom do your sons cast them out? Therefore shall they be judges of you. But if I cast out the demons through the Spirit of God, then hath the kingdom of God already come to you. Or how can one enter into a strong mans house, and seize upon his goods, unless he first bind the strong man, and then plunder his house? He that is not with me is against me; and he that gathereth not with me scattereth abroad.