Revelation 13:18

This calls for wisdom. Let him who has understanding calculate the number of the beast, for it is the number of a man; its number is six hundred and sixty-six.

Revelation 17:9

This calls for a mind with wisdom. The seven heads are seven mountains on which the woman sits.

Revelation 21:17

He also measured its wall, a hundred and forty-four cubits by a man's measure, which is also an angel's.

Revelation 15:2

And I saw what looked like a sea of glass mixed with fire and, standing beside the sea of glass, those who had been victorious over the beast and his image and over the number of his name. They held harps of God

Mark 13:14

"When you see 'the abomination of desolation' standing where it ought not to be (let the reader understand), then let those who are in Judea flee to the mountains.

Romans 3:5

But if our unrighteousness serves to show the righteousness of God, what shall we say? That God is unjust to inflict wrath on us? (I speak in a human way.)

Revelation 1:3

Blessed is he who reads the words of this prophecy, and blessed are those who hear, and who keep what is written in it; for the time is near.

Treasury of Scripture Knowledge

Summary

Here is wisdom. Let him that hath understanding count the number of the beast: for it is the number of a man; and his number is Six hundred threescore and six.

Bible References

Here

Revelation 1:3
Blessed is he who reads the words of this prophecy, and blessed are those who hear, and who keep what is written in it; for the time is near.
Revelation 17:9
This calls for a mind with wisdom. The seven heads are seven mountains on which the woman sits.
Mark 13:14
"When you see 'the abomination of desolation' standing where it ought not to be (let the reader understand), then let those who are in Judea flee to the mountains.

Count

Revelation 15:2
And I saw what looked like a sea of glass mixed with fire and, standing beside the sea of glass, those who had been victorious over the beast and his image and over the number of his name. They held harps of God