Parallel
Mark 13:33
Patriarchal Greek New Testament (1904) · Berean Standard Bible
Βλέπετε, ἀγρυπνεῖτε καὶ προσεύχεσθε· 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.