John 11:9-10
Jesus responded, Are there not twelve hours of the day? If any one may walk in the day, he does not stumble, because he sees the light of this world:
John 12:35
Then Jesus said to them, Yet a little while the light is with you. Walk about as you have the light, in order that the darkness may not overtake you: and he that walketh about in darkness does not know where he is going.
John 12:40
He hath blinded their eyes, and hardened their heart; in order that they may not see with their eyes, nor understand with their heart, and turn, and I shall heal them.
1 John 2:11
But the one hating his brother is in darkness, and walks about in darkness, and does not know whither he is going, because the darkness has blinded his eyes.