They put dust on their heads

  1. Joshua ... and the elders of Israel ... put dust upon their heads. Joshua 7:6
  2. And Tamar put ashes on her head, and rent her garment of divers colours that was on her, and laid her hand on her head, and went on crying. 2 Samuel 13:19
  3. Hushai the Archite came to meet him with his coat rent, and earth upon his head. 2 Samuel 15:32
  4. When they lifted up their eyes afar off, and knew him not, they lifted up their voice, and wept and ... sprinkled dust upon their heads. Job 2:12
  5. The elders of the daughter of Zion sit upon the ground, and have cast up dust upon their heads. Lamentations 2:10
  6. The mariners ... shall cast up dust upon their heads. Ezekiel 27:29-30
  7. Roll thyself in the dust ... having thy shame naked. Micah 1:10-11
  8. They cried out, and cast off their clothes, and threw dust into the air. Acts 22:22