Mark 7:18; Mark 8:17; Mark 13:14

Mark 7:18

18 And He said to them, "Are you so lacking in understanding also? Do you not understand that whatever goes into the man from outside cannot defile him,

Mark 8:17

17 And Jesus, aware of this, said to them, "Why do you discuss the fact that you have no bread? Do you not yet see or understand? Do you have a hardened heart?

Mark 13:14

14 "But when you see the ABOMINATION OF DESOLATION standing where it should not be (let the reader understand ), then those who are in Judea must flee to the mountains.