Cross reference
1 Kings 20:41
41 And he hasted, and took the ashes away from his face; and the king of Israel discerned him that he was of the prophets.
2 Samuel 13:19
19 And Tamar put ashes on her head, and rent her garment of divers colors that was on her, and laid her hand on her head, and went on crying.
1 Kings 20:38
38 So the prophet departed, and waited for the king by the way, and disguised himself with ashes upon his face.
Job 2:8
8 And he took him a potsherd to scrape himself withal; and he sat down among the ashes.
Jeremiah 6:26
26 O daughter of my people, gird thee with sackcloth, and wallow thyself in ashes: make thee mourning, as for an only son, most bitter lamentation: for the spoiler shall suddenly come upon us.