Revelation 13:5

And there was given to it a mouth speaking great things, and evil-speakings, and there was given to it authority to make war forty-two months,

Daniel 7:8

I was considering about the horns, and lo, another horn, a little one, hath come up between them, and three of the first horns have been eradicated from before it, and lo, eyes as the eyes of man are in this horn, and a mouth speaking great things.

Daniel 7:11

'I was seeing, then, because of the voice of the great words that the horn is speaking, I was seeing till that the beast is slain, and his body hath been destroyed, and given to the burning fire;

Daniel 11:36

'And the king hath done according to his will, and exalteth himself, and magnifieth himself against every god, and against the God of gods he speaketh wonderful things, and hath prospered till the indignation hath been completed, for that which is determined hath been done.

Daniel 7:25

and words as an adversary of the Most High it doth speak, and the saints of the Most High it doth wear out, and it hopeth to change seasons and law; and they are given into its hand, till a time, and times, and a division of a time.

Revelation 12:6

and the woman did flee to the wilderness, where she hath a place made ready from God, that there they may nourish her -- days a thousand, two hundred, sixty.

Daniel 7:20

and concerning the ten horns that are in its heads, and of the other that came up, and before which three have fallen, even of that horn that hath eyes, and a mouth speaking great things, and whose appearance is great above its companions.

Revelation 11:2-3

and the court that is without the sanctuary leave out, and thou mayest not measure it, because it was given to the nations, and the holy city they shall tread down forty-two months;

Revelation 12:14

and there were given to the woman two wings of the great eagle, that she may fly to the wilderness, to her place, where she is nourished a time, and times, and half a time, from the face of the serpent;

2 Thessalonians 2:4

who is opposing and is raising himself up above all called God or worshipped, so that he in the sanctuary of God as God hath sat down, shewing himself off that he is God -- the day doth not come.

Revelation 11:7

'And when they may finish their testimony, the beast that is coming up out of the abyss shall make war with them, and overcome them, and kill them,

Revelation 13:7

and there was given to it to make war with the saints, and to overcome them, and there was given to it authority over every tribe, and tongue, and nation.

Treasury of Scripture Knowledge

Summary

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

Bible References

A mouth

Daniel 7:8
I was considering about the horns, and lo, another horn, a little one, hath come up between them, and three of the first horns have been eradicated from before it, and lo, eyes as the eyes of man are in this horn, and a mouth speaking great things.
Daniel 11:36
'And the king hath done according to his will, and exalteth himself, and magnifieth himself against every god, and against the God of gods he speaketh wonderful things, and hath prospered till the indignation hath been completed, for that which is determined hath been done.

And power

Revelation 11:2
and the court that is without the sanctuary leave out, and thou mayest not measure it, because it was given to the nations, and the holy city they shall tread down forty-two months;
Revelation 12:6
and the woman did flee to the wilderness, where she hath a place made ready from God, that there they may nourish her -- days a thousand, two hundred, sixty.

To continue

Revelation 13:7
and there was given to it to make war with the saints, and to overcome them, and there was given to it authority over every tribe, and tongue, and nation.
Revelation 11:7
'And when they may finish their testimony, the beast that is coming up out of the abyss shall make war with them, and overcome them, and kill them,

General references

Proverbs 17:4
An evil doer is attentive to lips of vanity, Falsehood is giving ear to a mischievous tongue.
Isaiah 36:14
Thus said the king, Let not Hezekiah lift you up, for he is not able to deliver you;
Matthew 15:18
but the things coming forth from the mouth from the heart do come forth, and these defile the man;