Mark 2:20

2:20 But the days are coming when the bridegroom will be taken from them, and at that time they will fast.

Mark 8:2

8:2 “I have compassion on the crowd, because they have already been here with me three days, and they have nothing to eat.

Mark 13:19

13:19 For in those days there will be suffering unlike anything that has happened from the beginning of the creation that God created until now, or ever will happen.