1 Thessalonians 4:5

not in the passion of lust like the heathen, who do not know God;

2 Thessalonians 1:8

inflicting vengeance on those who do not know God and on those who do not obey the gospel of our Lord Jesus.

John 17:25

O righteous Father, the world has not known you, but I have known you; and these know that you sent me.

Acts 17:23

For as I passed along, and observed the objects of your worship, I found also an altar with this inscription, 'TO AN UNKNOWN GOD.'What therefore you worship as unknown, this I proclaim to you.

1 Corinthians 15:34

Come back to your senses as you ought, and stop sinning; for some have no knowledge of God. I say this to your shame.

Treasury of Scripture Knowledge

Summary

Pour out thy fury upon the heathen that know thee not, and upon the families that call not on thy name: for they have eaten up Jacob, and devoured him, and consumed him, and have made his habitation desolate.

Bible References

That know

John 17:25
O righteous Father, the world has not known you, but I have known you; and these know that you sent me.
Acts 17:23
For as I passed along, and observed the objects of your worship, I found also an altar with this inscription, 'TO AN UNKNOWN GOD.'What therefore you worship as unknown, this I proclaim to you.
1 Corinthians 15:34
Come back to your senses as you ought, and stop sinning; for some have no knowledge of God. I say this to your shame.
1 Thessalonians 4:5
not in the passion of lust like the heathen, who do not know God;
2 Thessalonians 1:8
inflicting vengeance on those who do not know God and on those who do not obey the gospel of our Lord Jesus.