11 And there will be great earthquakes in divers places; and famines, and pestilences. And there will be awful sights and great signs from heaven.
Luke 21:11 Cross References - Thomson
Matthew 24:29-30
29 Now immediately after the tribulation of those days the sun will be darkened and the moon will not give her splendour; and the stars will fall from heaven, and the heavenly powers will be shaken. And then will appear the sign of the son of man in heaven.
30 And then, all the tribes of the land will mourn: and they shall see the son of man coming on the clouds of heaven, with power and great glory.
Luke 21:25-27
25 There will indeed be signs in sun and moon and stars, and on the earth, anguish of desponding nations, while the sea is roaring and the billows thereof;
26 and men are fainting with fear and apprehension of the things which are coming on the world. For the powers of heaven will be shaken,
27 and they shall then see the son of man coming in a cloud, with power and great glory.