1 Thessalonians 4:5
not in the passion of lust, even as the gentiles who know not God;
2 Thessalonians 1:8
in flaming fire, taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus;
John 17:25
Righteous Father! and yet the world knew thee not! but I knew thee, and these knew that thou didst send me.
Acts 17:23
For while passing along and observing your objects of worship, I found also an altar with this inscription, "To an unknown God." What therefore ye, without knowledge of it, worship, that do I make known to you.
1 Corinthians 15:34
Awake, as is your duty, and sin not; for some have not the knowledge of God; I say it to your shame.