Mark 13:33
Take heed, watch; for you do not know when the time will come.
Ephesians 6:18
Pray at all times in the Spirit, with all prayer and petition. And with this in view, keep alert with all perseverance and petition for all the saints,
Matthew 24:42-44
Watch therefore, for you do not know on what day your Lord is coming.
Matthew 25:13
Therefore keep watch, for you know neither the day nor the hour.
Matthew 26:40-41
Then he came to the disciples and found them sleeping; and he said to Peter, "So, could you not watch with me one hour?
Mark 13:23
But take heed; see, I have told you all things beforehand.
Mark 13:35-37
Watch thereforefor you do not know when the master of the house will come, in the evening, or at midnight, or when the rooster crows, or in the morning
Mark 14:37-38
Then he came and found them sleeping, and he said to Peter, "Simon, are you asleep? Could you not watch one hour?
Luke 12:40
Therefore you also must be ready, for the Son of Man is coming at an hour you do not expect."
Luke 21:34-36
"But take heed to yourselves, lest your hearts be weighed down with dissipation and drunkenness and cares of this life, and that Day come on you unexpectedly like a trap.
Romans 13:11-12
And do this, knowing the hour, that now it is full time for you to wake from sleep. For now our salvation is nearer than when we first believed.
Romans 13:14
But put on the Lord Jesus Christ, and make no provision for the flesh, to gratify its desires.
1 Corinthians 16:13
Be on the your guard, stand firm in the faith, act like men, be strong.
1 Thessalonians 5:5-8
For you are all sons of light and sons of the day; we are not of the night or of darkness.
Hebrews 12:15
See to it that no one comes short of the grace of God; that no root of bitterness spring up and cause trouble, and by it many become defiled;
1 Peter 4:7
The end of all things is near; therefore be clear minded and sober for your prayers.
1 Peter 5:8
Be sober, be alert. Your adversary the devil prowls around like a roaring lion, seeking someone to devour.
Revelation 3:2
Wake up, and strengthen what remains and is about to die, for I have not found your works perfect in the sight of my God.
Revelation 16:15
("Behold, I am coming like a thief! Blessed is he who stays awake and keeps his clothes with him, so that he may not go naked and be shamefully exposed.")