Matthew 12:24

But the Pharisees hearing it, said, This man does not cast out demons, except by Beelzebul, a ruler of the demons.

Matthew 12:34

Offspring of vipers, how can you, being evil, speak good things? For out of the abundance of the heart the mouth speaks.

Jude 1:14-15

And Enoch also, the seventh from Adam, prophesied of them, saying, Behold, the Lord came with ten thousand of his saints

Revelation 13:5-6

And there was given him a mouth speaking great things and blasphemy, and power was given him to continue forty-two months [three years and a half].

Treasury of Scripture Knowledge

Summary

How long shall they utter and speak hard things? and all the workers of iniquity boast themselves?

Bible References

Shall

Matthew 12:24
But the Pharisees hearing it, said, This man does not cast out demons, except by Beelzebul, a ruler of the demons.
Jude 1:14
And Enoch also, the seventh from Adam, prophesied of them, saying, Behold, the Lord came with ten thousand of his saints

Boast

Revelation 13:5
And there was given him a mouth speaking great things and blasphemy, and power was given him to continue forty-two months [three years and a half].