Meaning: To purge corruption from an eccesiastical institution.
John 2:14-15
And found in the temple those that sold oxen and sheep and doves, and the changers of money sitting: [15] And when he had made a scourge of small cords, he drove them all out of the temple, and the sheep, and the oxen; and poured out the changers' money, and overthrew the tables;