Deuteronomy 13:14

14then you shall inquire and make search and ask adiligently. And behold, if it be true and certain that such an abomination has been done among you,

Deuteronomy 20:10

10“When you draw near to a city to fight against it, boffer terms of peace to it.

Joshua 22:13-16

13Then the people of Israel sent to the people of Reuben and the people of Gad and the half-tribe of Manasseh, in the land of Gilead, cPhinehas the son of Eleazar the priest, 14and with him ten chiefs, one from each of the tribal families of Israel, devery one of them the head of a family among the clans of Israel. 15And they came to the people of Reuben, the people of Gad, and the half-tribe of Manasseh, in the land of Gilead, and they said to them, 16Thus says the whole congregation of the Lord, ‘What is this breach of faith that you have committed against the God of Israel in turning away this day from following the Lord by building yourselves an altar this day ein rebellion against the Lord?

Matthew 18:15-18

If Your Brother Sins Against You

15 fIf your brother sins against you, ggo and tell him his fault, between you and him alone. If he listens to you, you have hgained your brother. 16But if he does not listen, take one or two others along with you, that every charge may be established iby the evidence of two or three witnesses. 17If he refuses to listen to them, jtell it to the church. And if he refuses to listen even to the church, klet him be to you as la Gentile and ma tax collector. 18Truly, I say to you, nwhatever you bind on earth shall be bound in heaven, and whatever you loose on earth shall be loosed
Or  shall have been bound . . . shall have been loosed
in heaven.

Romans 12:18

18If possible, so far as it depends on you, plive peaceably with all.
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