Luke 12:40

You be ready! The Son of man will come at a time when you do not think he will.

Matthew 24:42

Be alert, for you do not know what day the Lord will come.

Matthew 24:44

Be prepared! The Son of man will come at a time when you do not expect it.

Matthew 25:13

Watch therefore, for you do not know the day or the hour.

Mark 13:33-36

Be awake (beware) (be cautious and active), watch (perceive) and pray, for you do not know the time.

Luke 21:34-36

Be awake so your hearts are not weighed down. Do not allow the weight of worldly involvement, drunkenness, and cares of this life be a snare when that day suddenly comes.

Romans 13:11

You know the time. It is the hour for you to awake from sleep. Now our salvation is nearer than when we became believers.

Romans 13:14

Put on (live like) (clothe yourself with) the Lord Jesus Christ, and do not make provision for the desires of the flesh.

1 Thessalonians 5:6

Therefore, let us not sleep like others do. But let us watch and be sober.

2 Peter 3:12-14

Look for and earnestly desire the coming presence of the Day of Jehovah. (Zephaniah 1:14) The heavens being on fire will be dissolved (destroyed), and the elements will melt with intense heat!

Revelation 19:7

Let us be glad, rejoice, and give honor to him: for the marriage of the Lamb has come, and his wife made herself ready.

Treasury of Scripture Knowledge

Summary

Be ye therefore ready also: for the Son of man cometh at an hour when ye think not.

Bible References

General references

Luke 21:34
Be awake so your hearts are not weighed down. Do not allow the weight of worldly involvement, drunkenness, and cares of this life be a snare when that day suddenly comes.
Matthew 24:42
Be alert, for you do not know what day the Lord will come.
Matthew 25:13
Watch therefore, for you do not know the day or the hour.
Mark 13:33
Be awake (beware) (be cautious and active), watch (perceive) and pray, for you do not know the time.
Romans 13:11
You know the time. It is the hour for you to awake from sleep. Now our salvation is nearer than when we became believers.
1 Thessalonians 5:6
Therefore, let us not sleep like others do. But let us watch and be sober.
2 Peter 3:12
Look for and earnestly desire the coming presence of the Day of Jehovah. (Zephaniah 1:14) The heavens being on fire will be dissolved (destroyed), and the elements will melt with intense heat!
Revelation 19:7
Let us be glad, rejoice, and give honor to him: for the marriage of the Lamb has come, and his wife made herself ready.