2 Corinthians 6:14-18
Do not enter into inconsistent relations with those who reject the Faith. For what partnership can there be between righteousness and lawlessness? or what has light to do with darkness?
Ephesians 1:18
That your minds may be so enlightened that you may realize the hope given by God's Call, the wealth of the glory of his heritage among Christ's People,
Titus 2:14
For he gave himself on our behalf, to deliver us from all wickedness, and to purify for himself a People who should be peculiarly his own and eager to do good.
1 Peter 2:9
But you are 'a chosen race, a royal priesthood, a consecrated nation, God's own People,' entrusted with the proclamation of the goodness of him who called you out of Darkness into his wonderful Light.