Luke 10:5-6

And into whatever house ye enter, first say, Peace be to this house.

Acts 10:36

The word which he sent to the children of Israel, preaching peace by Jesus Christ, (he is Lord of all,) ye know:

2 Corinthians 5:18-1

But all things are of God, who hath reconciled us to himself by Jesus Christ, and hath given to us the ministry of reconciliation;

Ephesians 2:17

and coming, hath preached peace to you who were afar off, and to those who were nigh:

Treasury of Scripture Knowledge

Summary

When thou comest nigh unto a city to fight against it, then proclaim peace unto it.

Bible References

Then proclaim

Luke 10:5
And into whatever house ye enter, first say, Peace be to this house.
Acts 10:36
The word which he sent to the children of Israel, preaching peace by Jesus Christ, (he is Lord of all,) ye know:
2 Corinthians 5:18
But all things are of God, who hath reconciled us to himself by Jesus Christ, and hath given to us the ministry of reconciliation;
2 Corinthians 6:1
WE then as labourers with him, exhort you also that ye receive not the grace of God in vain:
Ephesians 2:17
and coming, hath preached peace to you who were afar off, and to those who were nigh: