Matthew 5:16 - “Let your light so shine before men, that they may see your good works, and glorify your Father which is in heaven.”
Mark 9:50 - “Salt is good, but if it loses its saltiness, how can you make it salty again? Have salt among yourselves, and be at peace with each other.”
John 13:34-35 - “A new command I give you: love one another. As I have loved you, so you must love one another. By this everyone will know that you are my disciples, if you love one another.”