Matthew 24:15-16

So when you see the appalling Horror spoken of by the prophet Daniel, standing erect in the holy place (let the reader note this),

Matthew 24:32-34

Let the fig tree teach you a parable. As soon as its branches turn soft and put out leaves, you know summer is at hand;

Mark 13:14-16

But whenever you see the appalling Horror standing where he has no right to stand (let the reader note this), then let those who are in Judaea fly to the hills;

Luke 21:20-21

But whenever you see Jerusalem surrounded by armies, then be sure her desolation is not far away.

Luke 21:29-33

And he told them a parable. "Look at the fig tree and indeed all the trees;

Treasury of Scripture Knowledge

Summary

And this shall be a sign unto you, saith the LORD, that I will punish you in this place, that ye may know that my words shall surely stand against you for evil:

Bible References

A sign

Matthew 24:15
So when you see the appalling Horror spoken of by the prophet Daniel, standing erect in the holy place (let the reader note this),
Mark 13:14
But whenever you see the appalling Horror standing where he has no right to stand (let the reader note this), then let those who are in Judaea fly to the hills;
Luke 21:20
But whenever you see Jerusalem surrounded by armies, then be sure her desolation is not far away.