but whoever obeys his word, truly in this person the love of God has reached perfection. By this we may be sure that we are in him:
whoever says, "I abide in him," ought to walk just as he walked.
Beloved, I am writing you no new commandment, but an old commandment that you have had from the beginning; the old commandment is the word that you have heard.
Yet I am writing you a new commandment that is true in him and in you, because a the darkness is passing away and the true light is already shining.
Whoever says, "I am in the light," while hating a brother or sister, b is still in the darkness.
Whoever loves a brother or sister c lives in the light, and in such a person d there is no cause for stumbling.
But whoever hates another believer e is in the darkness, walks in the darkness, and does not know the way to go, because the darkness has brought on blindness.
I am writing to you, little children, because your sins are forgiven on account of his name.
I am writing to you, fathers, because you know him who is from the beginning. I am writing to you, young people, because you have conquered the evil one.
I write to you, children, because you know the Father. I write to you, fathers, because you know him who is from the beginning. I write to you, young people, because you are strong and the word of God abides in you, and you have overcome the evil one.
Do not love the world or the things in the world. The love of the Father is not in those who love the world;
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved. (New Revised Standard Bible Version Online)