Luke 18:34

But they understood none of these things; this saying was hidden from them, and they did not know what he was talking about.

John 12:16

His disciples did not understand this at first; but when Jesus was glorified, then they remembered that these things had been written about him and that they had done these things to him.

Acts 1:7

He said to them, "It is not for you to know times or seasons which the Father has fixed by his own authority.

1 Peter 1:11

seeking to know what person or time the Spirit of Christ within them was indicating when he predicted the sufferings of Christ and the glories to follow.

Treasury of Scripture Knowledge

Summary

And I heard, but I understood not: then said I, O my Lord, what shall be the end of these things?

General references

Bible References

But

Luke 18:34
But they understood none of these things; this saying was hidden from them, and they did not know what he was talking about.
John 12:16
His disciples did not understand this at first; but when Jesus was glorified, then they remembered that these things had been written about him and that they had done these things to him.
Acts 1:7
He said to them, "It is not for you to know times or seasons which the Father has fixed by his own authority.
1 Peter 1:11
seeking to know what person or time the Spirit of Christ within them was indicating when he predicted the sufferings of Christ and the glories to follow.

General references

Mark 13:4
"Tell us, when will this be? And what will be the sign when these things are all to be fulfilled?"