1 John 2:7

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

1 John 3:11

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

Leviticus 19:18

"'You shall not take vengeance, nor bear any grudge against the children of your people; but you shall love your neighbor as yourself. I am the LORD.

2 John 1:5-6

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

Leviticus 19:34

The stranger who lives as a foreigner with you shall be to you as the native-born among you, and you shall love him as yourself; for you lived as foreigners in the land of Egypt. I am the LORD your God.

Deuteronomy 6:5

And you shall love the LORD your God with all your heart, and with all your soul, and with all your might.

Matthew 5:43

"You have heard that it was said, 'You shall love your neighbor, and hate your enemy.'

Matthew 22:37-40

He said to him, "'You shall love the Lord your God with all your heart, with all your soul, and with all your mind.'

Mark 12:29-34

Jesus answered, "The first is, 'Hear, Israel, the Lord our God, the Lord is one:

Acts 17:19

They took hold of him, and brought him to the Areopagus, saying, "May we know what this new teaching is, which is spoken by you?

Romans 13:8-10

Owe no one anything, except to love one another; for he who loves his neighbor has fulfilled the law.

Galatians 5:13-14

For you, brothers, were called for freedom. Only do not use your freedom for gain to the flesh, but through love be servants to one another.

James 2:8-12

However, if you fulfill the royal law, according to the Scripture, "You shall love your neighbor as yourself," you do well.

1 John 2:24

As for you, let that remain in you which you heard from the beginning. If that which you heard from the beginning remains in you, you also will remain in the Son, and in the Father.

1 John 3:23

This is his commandment, that we should believe in the name of his Son, Jesus Christ, and love one another, even as he commanded us.

Treasury of Scripture Knowledge

Summary

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

General references

Bible References

I write

1 John 3:11
For this is the message which you heard from the beginning, that we should love one another;
Acts 17:19
They took hold of him, and brought him to the Areopagus, saying, "May we know what this new teaching is, which is spoken by you?
2 John 1:5
Now I beg you, dear lady, not as though I wrote to you a new commandment, but that which we had from the beginning, that we love one another.

But

Leviticus 19:18
"'You shall not take vengeance, nor bear any grudge against the children of your people; but you shall love your neighbor as yourself. I am the LORD.
Deuteronomy 6:5
And you shall love the LORD your God with all your heart, and with all your soul, and with all your might.
Matthew 5:43
"You have heard that it was said, 'You shall love your neighbor, and hate your enemy.'
Matthew 22:37
He said to him, "'You shall love the Lord your God with all your heart, with all your soul, and with all your mind.'
Mark 12:29
Jesus answered, "The first is, 'Hear, Israel, the Lord our God, the Lord is one:
Romans 13:8
Owe no one anything, except to love one another; for he who loves his neighbor has fulfilled the law.
Galatians 5:13
For you, brothers, were called for freedom. Only do not use your freedom for gain to the flesh, but through love be servants to one another.
James 2:8
However, if you fulfill the royal law, according to the Scripture, "You shall love your neighbor as yourself," you do well.

General references

John 15:12
"This is my commandment, that you love one another, even as I have loved you.