'Hidden' in the Bible

He reveals the deep and hidden things;He knows what is in the darkness,and light dwells with Him.

'And in the latter end of their kingdom, about the perfecting of the transgressors, stand up doth a king, fierce of face, and understanding hidden things;

And I have seen -- I, Daniel, by myself -- the appearance: and the men who have been with me have not seen the appearance, but a great trembling hath fallen on them, and they flee to be hidden;

He will get control over the hidden treasures of gold and silver and over all the riches of Egypt. The Libyans and Cushites will also be in submission.

And he saith, 'Go, Daniel; for hidden and sealed are the things till the time of the end;