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.
— Luke 10:6, King James Version

In other translations

World English Bible (WEB)

If a son of peace is there, your peace will rest on him; but if not, it will return to you.

American Standard Version (ASV)

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

Young's Literal Translation (YLT)

and if indeed there may be there the son of peace, rest on it shall your peace; and if not so, upon you it shall turn back.