But the days will come when the bridegroom will be taken away from them, and then they will fast in those days.
Mark 2:20
Surrounding context
2:19 And Jesus said to them, "Can the friends of the bridegroom fast while the bridegroom is with them? As long as they have the bridegroom with them they cannot fast.
2:20 But the days will come when the bridegroom will be taken away from them, and then they will fast in those days.
2:21 No one sews a piece of unshrunk cloth on an old garment; or else the new piece pulls away from the old, and the tear is made worse.