12 When he opened the sixth seal, I looked, and behold, there was a great ^kearthquake, and ^lthe sun became ^mblack as sackcloth, the full moon became like blood,

18 And there were ^oflashes of lightning, rumblings,¹ peals of thunder, and a ^pgreat earthquake such as there had never been since man was on the earth, so great was that earthquake.