'Mysterious' in the Bible

They devise crimes and say,“We have perfected a secret plan.”The inner man and the heart are mysterious.

What has been is remote and exceedingly mysterious. Who can discover it?

Call on me in prayer and I will answer you. I will show you great and mysterious things which you still do not know about.'

Look! You're wiser than Daniel, aren't you? No secret is too mysterious for you!

He reveals what is profoundly mysterious and knows what is in the darkness; with him dwells light.

Daniel answered the king and said, “Regarding the mystery about which the king has inquired, neither the wise men, enchanters, magicians, nor astrologers are able to answer the king,

Oh, the depth of the riches and wisdom and knowledge of God! How unsearchable are His judgments and decisions and how unfathomable and untraceable are His ways!