Mark 13:34: “For the Son of Man is as a man taking a far journey," [See Hebrews 8:1] "who left his house, and gave authority to his servants, and to every man his work, and commanded the porter" [See Matthew 16:17-19 and Acts 9:15-17] "to watch.” See Luke 21:34-36.
Mark 13:35: “Watch ye therefore: for ye know not when the master of the house," [Christ] "cometh, at even, or at midnight, or at the cockcrowing, or in the morning:"
Mark 13:36: “Lest coming suddenly he find you sleeping." See 1 Peter 4:17 and Hebrews 10:37-38.
Mark 13:37: “And what I say unto you I say unto all, Watch.”