While He was sitting on the Mount of Olives, the disciples approached Him privately and said, "Tell us, when will these things happen? And what is the sign of Your coming and of the end of the age?"
References for Matthew 24:3
Then Jesus replied to them: "Watch out that no one deceives you.
For many will come in My name, saying, 'I am the Messiah,' and they will deceive many.
You are going to hear of wars and rumors of wars. See that you are not alarmed, because these things must take place, but the end is not yet.
For nation will rise up against nation, and kingdom against kingdom. There will be famines and earthquakes in various places.
References for Matthew 24:7
All these events are the beginning of birth pains.