Jeremiah 6:27

I have made thee a trier and a fortress among my people; that thou mayest know and try their way.

I have appointed you to be an assayer among my people — a refiner — so you may know and assay their way of life.

“I have made you a tester of metals among my people, that you may know and test their ways.

I have set thee for a tower and a fortress among my people, that thou mayest know and try their way.

“I have made you a tester of metals and my people the ore, that you may observe and test their ways.

“I have set you as an assayer and a fortress among My people, That you may know and test their way.

“Jeremiah, I have made you a tester of metals, that you may determine the quality of my people.

“I have made you a tester of metals and a fortress among my people, that you may know and try their way.