The beast was given a mouth to speak arrogant and blasphemous words, and authority to act for 42 months.

Psalm 12:3
May the LORD cut off all flattering lips and every boastful tongue.

Daniel 7:8
While I was contemplating the horns, suddenly another horn, a little one, came up among them, and three of the first horns were uprooted before it. This horn had eyes like those of a man and a mouth that spoke words of arrogance.

Daniel 7:11
Then I kept watching because of the arrogant words the horn was speaking. As I continued to watch, the beast was slain, and its body was destroyed and thrown into the blazing fire.

Daniel 8:14
He said to me, "It will take 2,300 evenings and mornings; then the sanctuary will be properly restored."

Daniel 11:36
Then the king will do as he pleases and will exalt and magnify himself above every god, and he will speak monstrous things against the God of gods. He will be successful until the time of wrath is completed, for what has been decreed must be accomplished.

Daniel 12:12
Blessed is he who waits and reaches the end of the 1,335 days.

2 Thessalonians 2:3
Let no one deceive you in any way, for it will not come until the rebellion occurs and the man of lawlessness--the son of destruction--is revealed.

2 Thessalonians 2:8
And then the lawless one will be revealed, whom the Lord Jesus will slay with the breath of His mouth and annihilate by the majesty of His arrival.

Revelation 11:2
But exclude the courtyard outside the temple. Do not measure it, because it has been given over to the nations, and they will trample the holy city for 42 months.

Revelation 11:3
And I will empower my two witnesses, and they will prophesy for 1,260 days, clothed in sackcloth."

Revelation 12:6
And the woman fled into the wilderness, where God had prepared a place for her to be nourished for 1,260 days.

And there was given to him a mouth speaking great things and blasphemies; and power was given to him to continue forty and two months.