'Known' in the Bible

Our letter of recommendation is yourselves--a letter written on our hearts and everywhere known and read.

Therefore for the future we know no one simply as a man. Even if we have known Christ as a man, yet now we do so no longer.

as obscure persons, and yet are well known; as on the point of death, and yet, strange to tell, we live; as under God's discipline, and yet we are not deprived of life;