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.

John 6:29

Jesus answered and said to them, This is the work of God, that you believe on Him whom He has sent.

John 13:34

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.

1 John 3:11

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

Deuteronomy 18:15-19

Jehovah your God will raise up to you a Prophet from the midst of you, of your brothers, One like me. To Him you shall listen,

Psalm 2:12

Kiss the Son, lest He be angry, and you perish from the way, when His wrath is kindled in but a little time. Blessed are all who put their trust in Him.

Matthew 22:39

And the second is like it, You shall love your neighbor as yourself.

Mark 9:7

And there was a cloud that overshadowed them. And a voice came out of the cloud, saying, This is My beloved Son. Hear Him.

John 14:1

Let not your heart be troubled. You believe in God, believe also in Me.

John 17:3

And this is life eternal, that they might know You, the only true God, and Jesus Christ whom You have sent.

Acts 16:31

And they said, Believe on the Lord Jesus Christ and you shall be saved, and your household.

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.

1 Timothy 1:15

Faithful is the Word and worthy of all acceptance, that Christ Jesus came into the world to save sinners, of whom I am chief.

1 Peter 1:22

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.

1 John 2:8-10

Again, I write a new commandment to you, which thing is true in Him and in you, because the darkness is passing away, and the true Light now shines.

1 John 4:21

And we have this commandment from Him, that he who loves God should love his brother also.

Treasury of Scripture Knowledge

Summary

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.

Bible References

His commandment

Deuteronomy 18:15
Jehovah your God will raise up to you a Prophet from the midst of you, of your brothers, One like me. To Him you shall listen,
Psalm 2:12
Kiss the Son, lest He be angry, and you perish from the way, when His wrath is kindled in but a little time. Blessed are all who put their trust in Him.
Mark 9:7
And there was a cloud that overshadowed them. And a voice came out of the cloud, saying, This is My beloved Son. Hear Him.
John 6:29
Jesus answered and said to them, This is the work of God, that you believe on Him whom He has sent.
John 14:1
Let not your heart be troubled. You believe in God, believe also in Me.
John 17:3
And this is life eternal, that they might know You, the only true God, and Jesus Christ whom You have sent.
Acts 16:31
And they said, Believe on the Lord Jesus Christ and you shall be saved, and your household.
1 Timothy 1:15
Faithful is the Word and worthy of all acceptance, that Christ Jesus came into the world to save sinners, of whom I am chief.

Love

1 John 3:11
For this is the message that you have heard from the beginning, that we should love one another;
1 John 2:8
Again, I write a new commandment to you, which thing is true in Him and in you, because the darkness is passing away, and the true Light now shines.
1 John 4:21
And we have this commandment from Him, that he who loves God should love his brother also.
Matthew 22:39
And the second is like it, You shall love your neighbor as yourself.
John 13:34
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.
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.
1 Peter 1:22
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.

General references

Leviticus 19:37
And you shall observe all My statutes and all My judgments, and do them. I am Jehovah.
Deuteronomy 30:15
Behold! I have set before you today life and good, and death and evil,
Luke 11:28
But He said, No; rather, blessed are they who hear the Word of God and keep it.
John 15:12
This is My commandment, that you love one another as I have loved you.
Hebrews 13:1
Let brotherly love continue.
1 John 4:11
Beloved, if God so loved us, we ought also to love one another.
1 John 5:2
By this we know that we love the children of God, whenever we love God and keep His commandments.