'Known' in the Bible

But the man said, “Who made you a prince and a judge over us? Do you intend to kill me as you killed the Egyptian?” Then Moses was afraid and said, “Certainly this incident is known.”

I appeared to Abraham, to Isaac, and to Jacob (Israel) as God Almighty [El Shaddai], but by My name, Lord, I did not make Myself known to them [in acts and great miracles].

Or if it is known that the ox was previously in the habit of goring, and its owner has not kept it confined, he must make restitution of ox for ox, and the dead [animal] shall be his.

For how then can it be known that Your people and I have found favor in Your sight? Is it not by Your going with us, so that we are distinguished, Your people and I, from all the [other] people on the face of the earth?”