when.

Luke 21:32
Truly I tell you, this generation will not pass away until all these things have happened.

Daniel 12:6, 8
One of them said to the man dressed in linen, who was above the waters of the river, "How long until the fulfillment of these wonders?" . . .

Matthew 24:3
While Jesus was sitting on the Mount of Olives, the disciples came to Him privately. "Tell us, " they said, "when will all this happen, and what will be the sign of Your coming and of the end of the age?"

Mark 13:3, 4
While Jesus was sitting on the Mount of Olives opposite the temple, Peter, James, John, and Andrew asked Him privately, . . .

John 21:21, 22
When Peter saw him, he asked, "Lord, what about him?" . . .

Acts 1:6, 7
So when they came together, they asked Him, "Lord, will You at this time restore the kingdom to Israel?" . . .

what.

Luke 21:20, 21, 27, 28
But when you see Jerusalem surrounded by armies, you will know that her desolation is near. . . .

Matthew 24:15, 16
So when you see standing in the holy place 'the abomination of desolation, ' described by the prophet Daniel (let the reader understand), . . .

Mark 13:14
So when you see the abomination of desolation standing where it should not be (let the reader understand), then let those who are in Judea flee to the mountains.