3 Bible Verses about Light And Darkness

Be not unequally yoked together with unbelievers: for what participation is there to righteousness and unrighteousness? or what fellowship has light unto darkness?

And we have the more certain word of prophecy; to which you do well giving heed, as to a light shining in a dark place, until the day may dawn, and the morning-star may rise in your hearts:

The one saying that he is in the light, and hating his brother, is in the darkness until now.