In this brief yet profound saying, Jesus reminds His disciples that He has revealed the coming events beforehand, so that they will not be astonished, afraid, or led astray when these things happen. His warning bears witness to a caring heart: He not only tells in advance what must take place, but also acts as a Spiritual Father who prepares His followers ahead of time to face trials. “I have told you beforehand” means: I have given you wisdom, so that you may recognize the truth and distinguish what is true from deception. This word is a reminder that a believer’s strength is not only faith, but also memory—holding fast to what Christ has said.