'Sackcloth and Ashes' in the Bible

And Mordecai hath known all that hath been done, and Mordecai rendeth his garments, and putteth on sackcloth and ashes, and goeth forth into the midst of the city and crieth -- a cry loud and bitter,

And in every province, whithersoever the king's commandment and his decree came, there was great mourning among the Jews, and fasting, and weeping, and wailing; and many lay in sackcloth and ashes.

Is it such a fast that I have chosen? a day for a man to afflict his soul? is it to bow down his head as a bulrush, and to spread sackcloth and ashes under him? wilt thou call this a fast, and an acceptable day to the LORD?

And I set my face unto the Lord God, to seek by prayer and supplications, with fasting and sackcloth and ashes.

Woe unto thee, Chorazin! woe unto thee, Bethsaida! for if the mighty works, which were done in you, had been done in Tyre and Sidon, they would have repented long ago in sackcloth and ashes.

Woe unto thee, Chorazin! woe unto thee, Bethsaida! for if the mighty works had been done in Tyre and Sidon, which have been done in you, they had a great while ago repented, sitting in sackcloth and ashes.