'Sackcloth and Ashes' in the Bible

When Mordecai learned all that had occurred, he tore his clothes, put on sackcloth and ashes, went into the middle of the city, and cried loudly and bitterly.

There was great mourning among the Jewish people in every province where the king’s command and edict came. They fasted, wept, and lamented, and many lay on sackcloth and ashes.

Will the fast I choose be like this:A day for a person to deny himself,to bow his head like a reed,and to spread out sackcloth and ashes?Will you call this a fastand a day acceptable to the Lord?

“Woe to you, Chorazin! Woe to you, Bethsaida! For if the miracles that were done in you had been done in Tyre and Sidon, they would have repented in sackcloth and ashes long ago!

“Woe to you, Chorazin! Woe to you, Bethsaida! For if the miracles that were done in you had been done in Tyre and Sidon, they would have repented long ago, sitting in sackcloth and ashes!