Bible Verses About Sackcloth: By God's prophets

And they say unto him, `A man--hairy, and a girdle of skin girt about his loins;' and he saith, `He is Elijah the Tishbite.'

at that time spake Jehovah by the hand of Isaiah son of Amoz, saying, `Go, and thou hast loosed the sackcloth from off thy loins, and thy sandal thou dost draw from off thy foot,' and he doth so, going naked and barefoot.

And this John had his clothing of camel's hair, and a girdle of skin round his loins, and his nourishment was locusts and honey of the field.

and I will give to My two witnesses, and they shall prophesy days, a thousand, two hundred, sixty, arrayed with sackcloth;