'Ashes' in the Bible

And when Mordecai knew all that was done, Mordecai rent his garments, and put on sackcloth with ashes, and went out into the midst of the city, and cried with a loud and bitter cry,

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