Don't boast about tomorrow; for you don't know what a day may bring forth.
Therefore I saw that there is nothing better, than that a man should rejoice in his works; for that is his portion: for who can bring him to see what will be after him?
For who knows what is good for man in life, all the days of his vain life which he spends like a shadow? For who can tell a man what will be after him under the sun?
For he doesn't know that which will be; for who can tell him how it will be?
For man also doesn't know his time. As the fish that are taken in an evil net, and as the birds that are caught in the snare, even so are the sons of men snared in an evil time, when it falls suddenly on them.
A fool also multiplies words. Man doesn't know what will be; and that which will be after him, who can tell him?
Give a portion to seven, yes, even to eight; for you don't know what evil will be on the earth.
But know this, that if the master of the house had known in what watch of the night the thief was coming, he would have watched, and would not have allowed his house to be broken into.
Now, behold, I go bound by the Spirit to Jerusalem, not knowing what will happen to me there;
Whereas you don't know what your life will be like tomorrow. For what is your life? For you are a vapor, that appears for a little time, and then vanishes away.
The secret things belong to Yahweh our God; but the things that are revealed belong to us and to our children forever, that we may do all the words of this law.
It is the glory of God to conceal a thing, but the glory of kings is to search out a matter.
He said, Go your way, Daniel; for the words are shut up and sealed until the time of the end.
But of that day or that hour no one knows, not even the angels in heaven, nor the Son, but only the Father.
No one in heaven above, or on the earth, or under the earth, was able to open the book, or to look in it.
When the seven thunders sounded, I was about to write; but I heard a voice from the sky saying, "Seal up the things which the seven thunders said, and don't write them."
but of the tree of the knowledge of good and evil, you shall not eat of it; for in the day that you eat of it you will surely die."
Jesus answered him, "You don't know what I am doing now, but you will understand later."
"I have yet many things to tell you, but you can't bear them now.
1 Corinthians 13:12
For now we see in a mirror, dimly, but then face to face. Now I know in part, but then I will know fully, even as I was also fully known.
which in other generations was not made known to the children of men, as it has now been revealed to his holy apostles and prophets in the Spirit;
1 John 3:2
Beloved, now we are children of God, and it is not yet revealed what we will be. But we know that, when he is revealed, we will be like him; for we will see him just as he is.