31 And Mardochaeus and Esther the queen appointed [a fast] for themselves privately, even at that time also having formed their plan against their own health.
Esther 9:31 Cross References - LXX2012
Esther 4:3
3 And 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.
Esther 4:16
16 Go and assemble the Jews that are in Susa, and fast you⌃ for me, and eat not and drink not for three days, night and day: and I also and my maidens will fast; and then I will go in to the king contrary to the law, even if I must die.
Jonah 3:2-9
2 Rise, go to Nineve, the great city, and preach in it according to the former preaching which I spoke to you of.
3 And Jonas arose, and went to Nineve, as the Lord had spoken. Now Nineve was an exceeding great city, of about three days' journey.
4 And Jonas began to enter into the city about a day's journey, and he proclaimed, and said, Yet three days, and Nineve shall be overthrown.
5 And the men of Nineve believed God, and proclaimed a fast, and put on sackcloths, from the greatest of them to the least of them.
6 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.
7 And proclamation was made, and it was commanded in Nineve by the king an by his great men, saying, Let not men, or cattle, or oxen, or sheep, taste [any thing], nor feed, nor drink water.
8 So men and cattle were clothed with sackcloths, and cried earnestly to God; and they turned every one from their evil way, and from the iniquity that was in their hands, saying,
9 Who knows if God will repent, and turn from his fierce anger, and [so] we shall not perish?