Luke 21:5-7

5And as some spoke of the temple, that it was adorned with goodly stones and consecrated offerings, he said,

6[As to] these things which ye are beholding, days are coming in which there shall not be left stone upon stone which shall not be thrown down.

7And they asked him saying, Teacher, when then shall these things be; and what [is] the sign when these things are going to take place?