Revelation 6:12 References

12 I looked when He broke the sixth seal, and there was a great aearthquake; and the bsun became black as csackcloth made of hair, and the whole moon became like blood;

a Matthew 24:7, Revelation 8:5, Revelation 11:13, Revelation 16:18

Matthew 24

7 "For anation will rise against nation, and kingdom against kingdom, and in various places there will be bfamines and earthquakes.

Revelation 8

5 Then the angel took the censer and afilled it with the fire of the altar, and bthrew it to the earth; and there followed cpeals of thunder and sounds and flashes of lightning and an dearthquake.

Revelation 11

13 And in that hour there was a great aearthquake, and a tenth of the city fell; seven thousand people were killed in the earthquake, and the rest were terrified and bgave glory to the cGod of heaven.

Revelation 16

18 And there were flashes of alightning and sounds and peals of thunder; and there was ba great earthquake, csuch as there had not been since man came to be upon the earth, so great an earthquake was it, and so mighty.

Other references for Revelation 6:12

b Isaiah 13:10, Joel 2:10, Joel 2:31, Joel 3:15, Matthew 24:29, Mark 13:24
c Isaiah 50:3, Matthew 11:21