Noun spodos (ashes) in the Bible

(Translation from NRSV for the New Testament and Brenton for the Septuagint with a few modifications for a more literal meaning)

Matthew

11: 21"Woe to you, Chorazin! Woe to you, Bethsaida! For if the deeds of power done in you had been done in Tyre and Sidon, they would have repented long ago in sackcloth and ashes (spodos).

Luke

10: 13"Woe to you, Chorazin! Woe to you, Bethsaida! For if the deeds of power done in you had been done in Tyre and Sidon, they would have repented long ago, sitting in sackcloth and ashes (spodos).

Hebrews

9: 13For if the blood of goats and bulls, with the sprinkling of the ashes (spodos) of a heifer, sanctifies those who have been defiled so that their flesh is purified,

Genesis (LXX)

18: 27And Abraam answered and said, Now I have begun to speak to my Lord, and I am earth and ashes (spodos).

Leviticus (LXX)

1: 16And he shall take away the crop with the feathers, and shall cast it forth by the altar toward the east to the place of the ashes (spodos).

Numbers (LXX)

19: 9And a clean man shall gather up the ashes (spodos) of the heifer, and lay them up in a clean place outside the camp; and they shall be for the congregation of the children of Israel to keep: it is the water of sprinkling, a purification.

2 Samuel (LXX: 2 Kings)

13: 19And Themar took ashes (spodos), and put them on her head; and she rent the variegated garment that was upon her: and she laid her hands on her head, and went crying continually.

Isaiah (LXX)

44: 20Know thou that their heart is ashes (spodos), and they err, and no one is able to deliver his soul: see, ye will not say, There is a lie in my right hand.
58: 5I have not chosen this fast, nor such a day for a man to afflict his soul; neither though thou shouldest bend down thy neck as a ring, and spread under thee sackcloth and ashes (spodos), neither thus shall ye call a fast acceptable.
61: 3that there should be given to them that mourn in Sion glory instead of ashes (spodos), the oil of joy to the mourners, the garment of glory for the spirit of heaviness: and they shall be called generations of righteousness, the planting of the Lord for glory.

Jeremiah (LXX)

6: 26O daughter of my people, gird thyself with sackcloth: sprinkle thyself with ashes (spodos); make for thyself pitiable lamentation, as the mourning for a beloved son: for misery will come suddenly upon you.

Ezekiel (LXX)

27: 30And they shall wail over thee with their voice, and cry bitterly, and put earth on their heads, and spread ashes (spodos) under them.
28: 18Because of the multitude of thy sins and the iniquities of thy merchandise, I have profaned thy sacred things; and I will bring fire out of the midst of thee, this shall devour thee; and I will make thee tobe ashes (spodos) upon thy land before all that see thee.

Jonas (LXX)

3: 66 And the word reached the king of Nineve, and he arose from off his throne, and took off his raiment from him, and put on sackcloth, and sat on ashes (spodos).

Malachi (LXX)

3: 21And ye shall trample the wicked; for they shall be ashes (spodos) underneath your feet in the day which I appoint, saith the Lord Almighty.

Daniel (LXX: Old Greek version)

9: 3And I gave my face to the Lord God, to find prayer and compassion with fasting and with ashes (spodos) and sackcloth.
14: 14Now Daniel commanded those with him, after everyone departed from the temple, to strew the whole shrine with ashes (spodos), though no one else except him knew. And then, as he sealed the shrine, he commanded that it be sealed with the king's signet and with the signets of certain illustrious priests. And so it happened.

Lamentations (LXX)

3: 16And he has dashed out my teeth with gravel, he has fed me with ashes (spodos).

Psalms (LXX)

102 (101): 10For I have eaten ashes (spodos) as it were bread, and mingled my drink with weeping;
147: 5He gives snow like wool: he scatters the mist like ashes (spodos).

Job (LXX)

13: 12And your glorying shall prove in the end to you like ashes (spodos), and your body like a body of clay.
30: 19And thou hast counted me as clay; my portion is in dust and ashes (spodos).
42: 6Wherefore I have counted myself vile, and have fainted: and I esteem myself dust and ashes (spodos).

Esther (LXX)

4: 1But Mardochaeus having perceived what was done, rent his garments, and put on sackcloth, and sprinkled ashes (spodos) upon himself; and having rushed forth through the open street of the city, he cried with a loud voice, A nation that has done no wrong is going to be destroyed.
4: 2And he came to the king's gate, and stood; for it was not lawful for him to enter into the palace, wearing sackcloth and ashes (spodos).
4: 3And in every province where the letters were published, there was crying and lamentation and great mourning on the part of the Jews: they spread for themselves sackcloth and ashes (spodos).
4: 17kAnd queen Esther betook herself for refuge to the Lord, being taken as it were in the agony of death. And having taken off her glorious apparel, she put on garments of distress and mourning; and instead of grand perfumes she filled her head with ashes (spodos) and dung, and she greatly brought down her body, and she filled every place of her glad adorning with the torn curls of her hair. And she besought the Lord God of Israel, and said,

Judith (LXX)

4: 15and had ashes (spodos) on their mitres, and cried unto the Lord with all their power, that he would look upon all the house of Israel graciously.
9: 1Then Judith fell upon her face, and put ashes (spodos) upon her head, and uncovered the sackcloth wherewith she was clothed; and about the time that the incense of that evening was offered in Jerusalem in the house of the Lord, Judith cried with a loud voice, and said,

Sirach (LXX)

10: 9Why is earth and ashes (spodos) proud? There is not a more wicked thing than a covetous man: for such an one setteth his own soul to sale; because while he liveth he casteth away his bowels.
17: 32He vieweth the power of the height of heaven; and all men are but earth and ashes (spodos).
40: 3From him that sitteth on a throne of glory, unto him that is humbled in earth and ashes (spodos);

Wisdom (LXX)

15: 10His heart is ashes (spodos), his hope is more vile than earth, and his life of less value than clay:

1 Maccabees (LXX)

3: 47Then they fasted that day, and put on sackcloth, and cast ashes (spodos) upon their heads, and rent their clothes,
4: 39they rent their clothes, and made great lamentation, and cast ashes (spodos) upon their heads,

2 Maccabees (LXX)

4: 41They then seeing the attempt of Lysimachus, some of them caught stones, some clubs, others taking handfuls of ashes (spodos), that was next at hand, cast them all together upon Lysimachus, and those that set upon them.
13: 5Now there was in that place a tower of fifty cubits high, full of ashes (spodos), and it had a round instrument, which on every side hanged down into the ashes (spodos).
13: 8for inasmuch as he had committed many sins about the altar, whose fire and ashes (spodos) were holy, he received his death in ashes (spodos).