Acts 7:26

And the next day he came to them, as they were two of them fighting, and would have persuaded them to agree, saying, Sirs, ye are brethren, why do ye injure one another?

John 15:17-18

These commands I give you, that ye should love one another.

1 Corinthians 6:6-8

But one brother goeth to law with another, and this before infidels.

Philippians 2:1

If therefore there be any consolation in Christ, if any comfort of love, if any participation of the Spirit,

Philippians 2:3

Do nothing through strife or vain-glory, but in lowliness of mind each esteeming others better than themselves.

1 John 3:11-15

for this is the injunction which ye heard from the beginning, that we should love one another: not as Cain who was of the evil one, and slew his brother;

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
These commands I give you, that ye should love one another.
1 Corinthians 6:6
But one brother goeth to law with another, and this before infidels.
Philippians 2:1
If therefore there be any consolation in Christ, if any comfort of love, if any participation of the Spirit,
1 John 3:11
for this is the injunction which ye heard from the beginning, that we should love one another: not as Cain who was of the evil one, and slew his brother;