Acts 7:26

On the following day he appeared to two of them as they were fighting, and tried to reconcile them, saying, 'Men, you are brethren; why do you wrong each other?'

1 Corinthians 6:6-7

but brother goes to law against brother, and that before unbelievers?

Matthew 5:9

Blessed are the peacemakers, for they shall be called sons of God.

Romans 12:10

Be devoted to one another in brotherly love; outdo one another in showing honor.

Ephesians 4:2-3

with all humility and gentleness, with patience, showing tolerance for one another in love,

Philippians 2:14

Do all things without grumbling or arguing,

1 Thessalonians 4:9

Now concerning love of the brethren you have no need to have any one write to you, for you yourselves have been taught by God to love one another;

Hebrews 12:14

Strive for peace with all men, and for the holiness without which no one will see the Lord.

Hebrews 13:1

Let brotherly love continue.

James 3:17-18

But the wisdom from above is first pure, then peaceable, gentle, open to reason, full of mercy and good fruits, without uncertainty or hypocrisy.

1 Peter 1:22

Since you have purified your souls by obedience to the truth for a sincere love of the brethren, love one another earnestly from the heart.

1 Peter 2:17

Honor all people, love the brotherhood, fear God, honor the king.

1 Peter 3:8

Finally, all of you, live in harmony with one another; be sympathetic, love as brothers, be compassionate and humble in spirit.

1 Peter 4:8

Above all, hold unfailing your love for one another, because love covers a multitude of sins.

2 Peter 1:7

and to godliness, brotherly kindness, and to brotherly kindness, love.

1 John 2:9-11

He who says he is in the light and hates his brother is in the darkness still.

1 John 3:14-19

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

1 John 4:7

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

1 John 4:20-21

If anyone says, "I love God," and hates his brother, he is a liar; for he who does not love his brother whom he has seen, cannot love God whom he has not seen.

Treasury of Scripture Knowledge

Summary

And Abram said unto Lot, Let there be no strife, I pray thee, between me and thee, and between my herdmen and thy herdmen; for we be brethren.

General references

Bible References

Let

Matthew 5:9
Blessed are the peacemakers, for they shall be called sons of God.
1 Corinthians 6:6
but brother goes to law against brother, and that before unbelievers?
Philippians 2:14
Do all things without grumbling or arguing,
Hebrews 12:14
Strive for peace with all men, and for the holiness without which no one will see the Lord.
James 3:17
But the wisdom from above is first pure, then peaceable, gentle, open to reason, full of mercy and good fruits, without uncertainty or hypocrisy.

General references

Mark 3:25
And if a house is divided against itself, that house cannot stand.
John 13:35
By this all men will know that you are my disciples, if you have love for one another."