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.

Luke 21:36

Be on the watch all the time. Pray for the strength to escape all these things in order to stand before the Son of man.

Matthew 24:44

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

1 Corinthians 16:13

Be alert (be watchful) and stand fast (be vigilant) (persevere) in the faith, carry on as men (be courageous), be strong. (Ps 31:24)

1 Thessalonians 5:6

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

Matthew 24:36

No one knows the day and the hour (the period of time). The angels of heaven do not know. The Son does not know. Only the Father knows!

Revelation 16:15

Behold, I come as a thief. Blessed is he who stays awake and keeps his outer garment, that he does not walk naked and they see his shame.

Matthew 26:38-41

He told them: My heart is deeply grieved to the point of death. Stay with me and watch.

Mark 13:33-37

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

Luke 12:35-40

Gird your loins (strengthen yourselves) and light your lamps.

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 Peter 4:7

The end of all things is near. Be of sound mind and judgment. Also be sober for the purpose of prayer.

1 Peter 5:8

Be sober, be watchful: your adversary the devil, as a roaring lion walks about, seeking whom he may devour (consume).

Revelation 3:2-3

Be watchful, and strengthen the things that remain that are at the point of death: for I have not found your works perfect (completed) before God.

Treasury of Scripture Knowledge

Summary

Watch therefore: for ye know not what hour your Lord doth come.

Bible References

For

Matthew 24:36
No one knows the day and the hour (the period of time). The angels of heaven do not know. The Son does not know. Only the Father knows!
Mark 13:33
Be awake (beware) (be cautious and active), watch (perceive) and pray, for you do not know the time.

General references

Matthew 24:36
No one knows the day and the hour (the period of time). The angels of heaven do not know. The Son does not know. Only the Father knows!
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.
Luke 12:40
You be ready! The Son of man will come at a time when you do not think he will.