How can I be a light?

God has called us to be a light.

2 Corinthians 13:5

2 Corinthians 13:8

James 1:2-4

Matthew 28:20

Hebrews 6:19

Romans 5:4-5

Luke 10:19

Isaiah 41:10

Mark 4:30-32

Psalms 23:1-3