Job 2:8

2:8 Job took a shard of broken pottery to scrape himself with while he was sitting among the ashes.

Job 8:6

8:6 if you become pure and upright,

even now he will rouse himself for you,

and will restore your righteous abode.

Job 20:13

20:13 if he retains it for himself

and does not let it go,

and holds it fast in his mouth,