John 13:14

13:14 If I then, your Lord and Teacher, have washed your feet, you too ought to wash one another’s feet.

John 13:34-35

13:34 “I give you a new commandment – to love one another. Just as I have loved you, you also are to love one another. 13:35 Everyone will know by this that you are my disciples – if you have love for one another.”