Isaiah 58:5
Is this the fast I have chosen: a day for a man to deny himself, to bow his head like a reed, and to spread out sackcloth and ashes? Will you call this a fast and a day acceptable to the LORD?

Matthew 11:21
“Woe to you, Chorazin! Woe to you, Bethsaida! For if the miracles that were performed in you had been performed in Tyre and Sidon, they would have repented long ago in sackcloth and ashes.

Jonah 3:6
When word reached the king of Nineveh, he got up from his throne, took off his royal robe, covered himself with sackcloth, and sat in ashes.

Daniel 9:3
So I turned my attention to the Lord God to seek Him by prayer and petition, with fasting, sackcloth, and ashes.

1 Kings 21:27
When Ahab heard these words, he tore his clothes, put on sackcloth, and fasted. He lay down in sackcloth and walked around meekly.

Nehemiah 9:1
On the twenty-fourth day of the same month, the Israelites gathered together, fasting and wearing sackcloth, with dust on their heads.

Joel 1:13
Put on sackcloth and lament, O priests; wail, O ministers of the altar. Come, spend the night in sackcloth, O ministers of my God, because the grain and drink offerings are withheld from the house of your God.

Esther 4:1
When Mordecai learned of all that had happened, he tore his clothes, put on sackcloth and ashes, and went out into the middle of the city, wailing loudly and bitterly.

2 Samuel 3:31
Then David ordered Joab and all the people with him, “Tear your clothes, put on sackcloth, and mourn before Abner.” And King David himself walked behind the funeral bier.

Jeremiah 6:26
O daughter of my people, dress yourselves in sackcloth and roll in ashes. Mourn with bitter wailing, as you would for an only son, for suddenly the destroyer will come upon us.

Ezekiel 27:31
They will shave their heads for you and wrap themselves in sackcloth. They will weep over you with anguish of soul and bitter mourning.

Matthew 6:16-18
When you fast, do not be somber like the hypocrites, for they disfigure their faces to show men they are fasting. Truly I tell you, they already have their full reward. / But when you fast, anoint your head and wash your face, / so that your fasting will not be obvious to men, but only to your Father, who is unseen. And your Father, who sees what is done in secret, will reward you.

Luke 10:13
Woe to you, Chorazin! Woe to you, Bethsaida! For if the miracles that were performed in you had been performed in Tyre and Sidon, they would have repented long ago, sitting in sackcloth and ashes.

Acts 13:2-3
While they were worshiping the Lord and fasting, the Holy Spirit said, “Set apart for Me Barnabas and Saul for the work to which I have called them.” / And after they had fasted and prayed, they laid their hands on them and sent them off.

2 Corinthians 6:5
in beatings, imprisonments, and riots; in labor, sleepless nights, and hunger;