Acts 7:26

The next day he again appeared upon the scene, when some of them were fighting, and tried to make peace between them. 'Men,' he said, 'you are brothers; how is it that you are ill-treating one another?'

John 15:17-18

I am giving you these commands that you may love one another.

1 Corinthians 6:6-8

Must Brother go to law with Brother, and that, too, before unbelievers?

Philippians 2:1

If, then, any encouragement comes through union with Christ, if there is any persuasive power in love, if there is any communion with the Spirit, if there is any tenderness or pity,

Philippians 2:3

Nothing should be done in a factious spirit or from vanity, but each of you should with all humility regard others as of more account than himself,

1 John 3:11-15

For these are the Tidings that we heard from the first--that we are to love one another.

Treasury of Scripture Knowledge

Summary

And the next day he shewed himself unto them as they strove, and would have set them at one again, saying, Sirs, ye are brethren; why do ye wrong one to another?

Bible References

Ye are

John 15:17
I am giving you these commands that you may love one another.
1 Corinthians 6:6
Must Brother go to law with Brother, and that, too, before unbelievers?
Philippians 2:1
If, then, any encouragement comes through union with Christ, if there is any persuasive power in love, if there is any communion with the Spirit, if there is any tenderness or pity,
1 John 3:11
For these are the Tidings that we heard from the first--that we are to love one another.