Acts 7:26
the next day seeing some that were fighting, he would have persuaded them to agree, saying, sirs, ye are brethren; why do ye injure one another?
1 Corinthians 6:5-8
what, is there not a man of experience amongst you, capable of being arbitrator between his brethren?
Hebrews 13:1
Let brotherly love still reign.
1 Peter 3:8
In a word, live all of you in perfect agreement and sympathy, be full of fraternal love, compassion, and affability.
1 John 3:11-13
for this is the doctrine that you have heard from the beginning, that we should love one another.