2 John 1:5

And now I beseech you, lady, not as though I wrote a new commandment to you, but that which we had from the beginning, that we love one another.

1 John 3:11

For this is the message that you have heard from the beginning, that we should love one another;

John 13:34-35

I give you a new commandment, that you love one another. As I have loved you, you should also love one another.

John 15:12

This is My commandment, that you love one another as I have loved you.

Galatians 5:22

But the fruit of the Spirit is: love, joy, peace, long-suffering, kindness, goodness, faith,

Ephesians 5:2

And walk in love, as Christ also has loved us, and has given Himself for us as an offering and a sacrifice to God for a sweet smelling savor.

1 Thessalonians 4:9

But regarding brotherly love, you do not need that I write to you, for you yourselves are taught by God to love one another.

Hebrews 13:1

Let brotherly love continue.

1 Peter 1:22-23

Purifying your souls in the obedience of the truth through the Spirit to unfeigned love of the brothers, love one another fervently out of a pure heart,

1 Peter 4:8

And above all things have fervent love to yourselves, for love will cover a multitude of sins.

2 Peter 1:7

and with godliness, brotherly kindness, and with brotherly kindness, love.

1 John 2:7-8

Brothers, I do not write a new commandment to you, but an old commandment which you had from the beginning. The old commandment is the Word which you have heard from the beginning.

1 John 3:14-18

We know that we have passed from death to life, because we love the brothers. He who does not love his brother abides in death.

1 John 3:23

And this is His commandment, that we should believe on the name of His Son Jesus Christ, and love one another, as He gave us commandment.

1 John 4:7-12

Beloved, let us love one another, for love is of God, and everyone who loves has been born of God, and knows God.

1 John 4:20

If anyone says, I love God, and hates his brother, he is a liar. For if he does not love his brother whom he has seen, how can he love God whom he has not seen?

Treasury of Scripture Knowledge

Summary

And now I beseech thee, lady, not as though I wrote a new commandment unto thee, but that which we had from the beginning, that we love one another.

General references

Bible References

Not

1 John 2:7
Brothers, I do not write a new commandment to you, but an old commandment which you had from the beginning. The old commandment is the Word which you have heard from the beginning.
1 John 3:11
For this is the message that you have heard from the beginning, that we should love one another;

General references

Hebrews 13:1
Let brotherly love continue.