Acts.17.23For as I passed along and observed the objects of your worship, I found also an altar with this inscription, ‘To the unknown god.’ What therefore you worship as unknown, this I proclaim to you.
2Cor.6.9as unknown, and yet well known; as dying, and behold, we live; as punished, and yet not killed;
Gal.1.22And I was still unknown in person to the churches of Judea that are in Christ.