Reference

Luke 10:6

And if the son of peace be there, your peace shall rest upon it: if not, it shall turn to you again.
4

Carry neither purse, nor scrip, nor shoes: and salute no man by the way.

5

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

6

And if the son of peace be there, your peace shall rest upon it: if not, it shall turn to you again.

7

And in the same house remain, eating and drinking such things as they give: for the labourer is worthy of his hire. Go not from house to house.

8

And into whatsoever city ye enter, and they receive you, eat such things as are set before you: