Parallel
Mark 13:33
Nestle 1904 Greek New Testament · Berean Standard Bible
Βλέπετε ἀγρυπνεῖτε οὐκ οἴδατε γὰρ πότε ὁ καιρός ἐστιν
Be on your guard and stay alert! For you do not know when the appointed time will come.