
Do not worship any other god than the one true God.
Exodus 20:3

Do not merely listen to the word, and so deceive yourself. Do what it says.
James 1:22

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.
John 13:34-35

Then Jesus said to those Jews who believed him, "If you abide in my word, you are my disciples."
John 8:31