Two more verses concerning the tribulation, one in which Jesus calls the event great tribulation," which is undoubtedly more than the destruction of Jerusalem and the Temple in 70 AD.

Matthew 24:21 For then shall be great tribulation, such as was not since the beginning of the world to this time, no, nor ever shall be.

22 And except those days should be shortened, there should no flesh be saved: but for the elect's sake those days shall be shortened.

Interestingly we can speculate here that ...  more