‘Love the Lord your God with all your heart and with all your soul and with all your mind.' This is the first and greatest commandment. And the second is like it: ‘Love your neighbor as yourself.' - Matthew 22:37-39
Let no debt remain outstanding, except the continuing debt to love one another, for whoever loves others has fulfilled the law. - Romans 13:8
Love God. Love others.
A new command I give you: Love one another. As I have loved you, so you must love one another. - John 13:34