Some verses of Quran(Holy book of Muslims)
1-Believers are brother,so make a peace between your brothers.Hojorat chapter,verse 10
2-God commands you to give back trusts to their owners,and when you judge between people,judge justly.Nesa chapter,verse 58
3-When two groups of believers started to fight against each other make peace between them.Hojorat chapter,verse 9
4-Treat your parents, your relatives,people who you know them,orphans,the poors,and your neighbors kindly.Nesa chapter,verse 36
5-God commands you to do justice and favour and munificence to the people with whom you have closd relationship.Nahl chapter,verse 90
6-Do not humiliate an orphans.Zoha chapter,verse 9
7-Do not agress to orphans' property.Anam chapter,verse 152
8-Shouldn't you deride others.Hojorat chapter,verse 11