6 The priest answered them, “Go in peace. Your journey has the LORD’s approval.”

Read Judges 18:6 Using Other Translations

And the priest said unto them, Go in peace: before the LORD is your way wherein ye go.
And the priest said to them, "Go in peace. The journey on which you go is under the eye of the LORD."
“Go in peace,” the priest replied. “For the LORD is watching over your journey.”