Luke 21:7

And they asked him, saying, Master, but when shall these things be? and what sign will there be when these things shall come to pass?

They asked him, "Teacher, so when will these things be? What is the sign that these things are about to happen?"

And they asked him, saying, Teacher, when therefore shall these things be? and what `shall be' the sign when these things are about to come to pass?

And they questioned him, saying, `Teacher, when, then, shall these things be? and what `is' the sign when these things may be about to happen?'

“Teacher,” they asked, “when will these things happen? And what will be the sign that they are about to take place?”