2 John 1:5

And now I beseech thee, lady, not as writing to thee a new commandment, but that which we have had from the beginning, that we should love one another.

1 John 3:11

For this is the message which ye have heard from the beginning, that we should love one another:

John 13:34-35

A new commandment I give to you, that ye love one another; as I have loved you, that ye also love one another.

John 15:12

This is my commandment, that ye 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, fidelity,

Ephesians 5:2

and walk in love, even as the Christ loved us, and delivered himself up for us, an offering and sacrifice to God for a sweet-smelling savour.

1 Thessalonians 4:9

Now concerning brotherly love ye have no need that we should write to you, for ye yourselves are taught of God to love one another.

Hebrews 13:1

Let brotherly love abide.

1 Peter 1:22-23

Having purified your souls by obedience to the truth to unfeigned brotherly love, love one another out of a pure heart fervently;

1 Peter 4:8

but before all things having fervent love among yourselves, because love covers a multitude of sins;

2 Peter 1:7

in godliness brotherly love, in brotherly love love:

1 John 2:7-8

Beloved, I write no new commandment to you, but an old commandment, which ye have had from the beginning. The old commandment is the word which ye heard.

1 John 3:14-18

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

1 John 3:23

And this is his commandment, that we believe on the name of his Son Jesus Christ, and that we love one another, even as he has given us commandment.

1 John 4:7-12

Beloved, let us love one another; because love is of God, and every one that loves has been begotten of God, and knows God.

1 John 4:20

If any one say, I love God, and hate his brother, he is a liar: for he that loves not 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
Beloved, I write no new commandment to you, but an old commandment, which ye have had from the beginning. The old commandment is the word which ye heard.
1 John 3:11
For this is the message which ye have heard from the beginning, that we should love one another:

General references

Hebrews 13:1
Let brotherly love abide.