John 8:12

Jesus then having reassumed his discourse, said to them, I am the light of the world: he that followeth me, shall not walk in darkness, but shall have the light of life.

John 12:46

I am come a light into the world, that whosoever believeth on me, might not abide in darkness.

Ephesians 5:8

you were heretofore altogether in the dark, but now being enlightned by the Lord, behave as children of light:

Ephesians 5:14

wherefore 'tis said, " awake thou that sleepest, arise from the dead, and Christ shall give thee light."

Treasury of Scripture Knowledge

Summary

When his candle shined upon my head, and when by his light I walked through darkness;

Bible References

By his light

John 8:12
Jesus then having reassumed his discourse, said to them, I am the light of the world: he that followeth me, shall not walk in darkness, but shall have the light of life.
John 12:46
I am come a light into the world, that whosoever believeth on me, might not abide in darkness.
Ephesians 5:8
you were heretofore altogether in the dark, but now being enlightned by the Lord, behave as children of light: