'Clear' in the Bible

Concerning Him we have much to say, and much that it would be difficult to make clear to you, since you have become so dull of apprehension.

And this is still more abundantly clear when we read that it is as belonging to the order of Melchizedek that a priest of a different kind is to arise,

Keep on praying for us; for we are sure that we have clear consciences, and we desire to live nobly in every respect.