Job 2:8 in the King James Version
And he took him a potsherd to scrape himself withal; and he sat down among the ashes.
Context
7 So Satan went out from the presence of the LORD, and struck Job with painful sores from the sole of his foot to his head.
8 He took for himself a potsherd to scrape himself with, and he sat among the ashes.
9 Then his wife said to him, “Do you still maintain your integrity? Renounce God, and die.”