One thing absolutely sure is...the last verses of Revelation 6 refer
to the Great Warning. Non-Catholic Christians know it as the "awakening."
There are the words from chapter 6 in a prophecy about the Great Warning.
GOD SPEAKS WILL YOU LISTEN
message to Cletus and Verne
The Secrets of Man's Hearts
...My people lay aside your secret sins. Focus on your Jesus, not on this world. Remove the sins from your life now in the hour of mercy by the light
of my spirit. All of mankind will soon have my light shine into their souls. Will you be able to withstand that day
? Or will you cry to the
rocks and the mountains to cover you
and to try and hide from my presence? Better to be humble in my sight today than to wait until that hour.
Take advantage of my mercies and graces today. For now is the acceptable time. Now is the day of salvation. Do not presume on my mercy. Cleanse your
soul in my precious blood and make your soul acceptable in my sight today. The words of the Lord...
And I saw, when he had opened the sixth seal, and behold there was a great earthquake, and the sun became black as sackcloth of hair: and the whole
moon became as blood:  And the stars from heaven fell upon the earth, as the fig tree casteth its green figs when it is shaken by a great wind:
 And the heaven departed as a book folded up: and every mountain, and the islands were moved out of their places.  And the kings of the earth,
and the princes, and tribunes, and the rich, and the strong, and every bondman, and every freeman, hid themselves in the dens and in the rocks of
 And they say to the mountains and the rocks: Fall upon us
, and hide us from the face of him that sitteth upon the throne and from the
wrath of the Lamb:  For the great day of their wrath is come, and who shall be able to stand?