Mark 13:32
But no one knows when that day or that hour will come; not even the angels in heaven or the Son of God know, but only the Father does.
Acts 1:7
Jesus replied, "You are not permitted to know the [specific] time or date [when this will happen]. For the Father has appointed it [to happen] when He determines [the right time].
Matthew 24:36-42
"But no one knows when that day or hour will come. Not even the angels in heaven or the Son [of God] know [when it will happen], but only the Father [does].
Matthew 25:13
Therefore, you should be watchful, for you do not know the day or hour [i.e., when the Son of man will return].
Matthew 25:6
Then at midnight someone shouted, 'Look, the [bride and] groom are here. Come on, let us go out and meet them.'
Matthew 25:19
Now after a long time the master of these servants returned [from his trip] and proceeded to go over his accounts with each of them.
Mark 13:26-27
And then they will see the Son of man coming in the clouds with great power and splendor.
1 Thessalonians 5:1-2
Now brothers, you do not need to have anything written to you about the times and dates [i.e., of Christ's second coming],
2 Peter 3:10
But the day of the Lord will come as a thief [i.e., unexpectedly]. At that time the heavens will pass away with a loud noise and the elements [Note: This refers either to the heavenly bodies or to the material components of the universe], will be dissolved with intense heat. And the earth and its works [i.e., its activities] will be burned up. [Note: Some translations render this phrase as it is in some ancient manuscripts, "will be disclosed," or "will be laid bare"].
Revelation 1:1
[This is the record of] the revelation of Jesus Christ, which God gave [Him] to show to His servants. [It contains] the things which were soon to happen, and Christ sent His angel [i.e., messenger] to inform His servant, [the apostle] John, [about them].
Revelation 3:3
So, remember how you have received and heard the message [i.e., they had eagerly accepted the Gospel]; [now] obey it and repent. For if you do not become [spiritually] alert, I will come as a thief [i.e. unexpectedly] and you will not know the [exact] time that I will come upon you [in judgment. See 2:16, 25].