4:7 is at hand. The “end of all things” may refer to the destruction of Jerusalem in a.d. 70 or, more comprehensively, to the final consummation of Christ’s kingdom at His return. The call to vigilance is frequent in the New Testament. The entire period between the Resurrection of Christ and His Second Coming is seen as the “last times” (1:20 note; Acts 2:17; 1 Tim. 4:1 note).