1 Thessalonians 4:9

⁷ For God hath not called us unto uncleanness, but unto holiness.

⁸ He therefore that despiseth, despiseth not man, but God, who hath also given unto us his holy Spirit.

But as touching brotherly love ye need not that I write unto you: for ye yourselves are taught of God to love one another.

¹⁰ And indeed ye do it toward all the brethren which are in all Macedonia: but we beseech you, brethren, that ye increase more and more;

¹¹ And that ye study to be quiet, and to do your own business, and to work with your own hands, as we commanded you;

Do read the surrounding verses too, because the context often says more than a single verse.

Compare

BSB: Now about brotherly love, you do not need anyone to write to you, because you yourselves have been taught by God to love one another.
KJV: But as touching brotherly love ye need not that I write unto you: for ye yourselves are taught of God to love one another.
WEB: But concerning brotherly love, you have no need that one write to you. For you yourselves are taught by God to love one another,
ASV: But concerning love of the brethren ye have no need that one write unto you: for ye yourselves are taught of God to love one another;
DARBY: 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.
BLB: Now concerning brotherly love, you⁺ have no need [for one] to write to you⁺, for you⁺ yourselves are taught by God to love one another.

ÅB: Men om broderkjærligheten trenger dere ikke til at noen skriver til dere; for dere er selv lært av Gud til å elske hverandre;
OTB: Nå angående kjærligheten til hverandre, har dere ikke behov for at noen skriver til dere, for dere er selv lært av Gud til å elske hverandre;
B1930: Men om broderkjærligheten trenger I ikke til at nogen skriver til eder; for I er selv lært av Gud til å elske hverandre;

1 John 3:11
For this is the message that ye heard from the beginning, that we should love one another.
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Romans 12:10
Be kindly affectioned one to another with brotherly love; in honour preferring one another;
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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.
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John 13:34–35
A new commandment I give unto you, That ye love one another; as I have loved you, that ye also love one another.
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Hebrews 13:1
Let brotherly love continue.
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1 John 4:21–5:1
And this commandment have we from him, That he who loveth God love his brother also.
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1 Thessalonians 5:1
But of the times and the seasons, brethren, ye have no need that I write unto you.
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1 Peter 4:8
And above all things have fervent charity among yourselves: for charity shall cover the multitude of sins.
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