Matthew 24:3

Acts 1:7 NIV
He said to them: “It is not for you to know the times or dates the Father has set by his own authority.

Mark 13:3-4 NIV
As Jesus was sitting on the Mount of Olives opposite the temple, Peter, James, John and Andrew asked him privately, “Tell us, when will these things happen? And what will be the sign that they are all about to be fulfilled?”