Satan
ZEFANIABIBLE_BIBLE_BOOK_NAME_40 12:26
If Satan drives out Satan, he is divided against himself. How then will his kingdom stand?
ye say
ZEFANIABIBLE_BIBLE_BOOK_NAME_42 11:15
But some of them said, "He drives out demons by Beelzebul, the ruler of the demons!"
ZEFANIABIBLE_BIBLE_BOOK_NAME_40 12:31-34
31
Because of this, I tell you, people will be forgiven every sin and blasphemy, but the blasphemy against the Spirit will not be forgiven.
32
Whoever speaks a word against the Son of Man, it will be forgiven him. But whoever speaks against the Holy Spirit, it will not be forgiven him, either in this age or in the one to come.
33
"Either make the tree good and its fruit good, or make the tree bad and its fruit bad; for a tree is known by its fruit.
34
Brood of vipers! How can you speak good things when you are evil? For the mouth speaks from the overflow of the heart.
ZEFANIABIBLE_BIBLE_BOOK_NAME_59 3:5-8
5
So too, though the tongue is a small part [of the body], it boasts great things. Consider how large a forest a small fire ignites.
6
And the tongue is a fire. The tongue, a world of unrighteousness, is placed among the parts of our [bodies]; it pollutes the whole body, sets the course of life on fire, and is set on fire by hell.
7
For every creature-- animal or bird, reptile or fish-- is tamed and has been tamed by man,
8
but no man can tame the tongue. It is a restless evil, full of deadly poison.