'Sackcloth' in the Bible

Instead of perfume there will be a stench;instead of a belt, a rope;instead of beautifully styled hair, baldness;instead of fine clothes, sackcloth;instead of beauty, branding.

In its streets they wear sackcloth;on its rooftops and in its public squares everyone wails,falling down and weeping.

during that time the Lord had spoken through Isaiah son of Amoz, saying, “Go, take off your sackcloth and remove the sandals from your feet,” and he did so, going naked and barefoot—

On that day the Lord God of Hostscalled for weeping, for wailing, for shaven heads,and for the wearing of sackcloth.

Shudder, you complacent ones;tremble, you overconfident ones!Strip yourselves bareand put sackcloth around your waists.

When King Hezekiah heard their report, he tore his clothes, put on sackcloth, and went to the Lord’s temple.

Then he sent Eliakim, who was in charge of the palace, Shebna the court secretary, and the leading priests, who were wearing sackcloth, to the prophet Isaiah son of Amoz.

I dress the heavens in blackand make sackcloth their clothing.

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?