John 8:12
Then Jesus spoke to them again, saying: I am the light of the world; he that follows me shall not walk in darkness, but shall have the light of life.
John 12:46
I have come a light into the world, that he who believes on me, may not remain in darkness.
2 Corinthians 1:8-10
For we do not wish you to be ignorant, brethren, concerning our affliction which came upon us in Asia, that we were exceedingly oppressed, beyond our strength, so that we despaired even of life.
Hebrews 5:9
and, having been made perfect, he became the author of eternal salvation to all that obey him,
1 Peter 5:7
Cast all your cares on him, for he cares for you.