Joel 2:1-2
Blow the ram’s horn in Zion; sound the alarm on My holy mountain! Let all who dwell in the land tremble, for the Day of the LORD is coming; indeed, it is near— / a day of darkness and gloom, a day of clouds and blackness. Like the dawn overspreading the mountains a great and strong army appears, such as never was of old, nor will ever be in ages to come.

Zephaniah 1:14-15
The great Day of the LORD is near—near and coming quickly. Listen, the Day of the LORD! Then the cry of the mighty will be bitter. / That day will be a day of wrath, a day of trouble and distress, a day of destruction and desolation, a day of darkness and gloom, a day of clouds and blackness,

Isaiah 13:6-9
Wail, for the Day of the LORD is near; it will come as destruction from the Almighty. / Therefore all hands will fall limp, and every man’s heart will melt. / Terror, pain, and anguish will seize them; they will writhe like a woman in labor. They will look at one another, their faces flushed with fear. ...

Jeremiah 46:10
For that day belongs to the Lord GOD of Hosts, a day of vengeance against His foes. The sword will devour until it is satisfied, until it is quenched with their blood. For the Lord GOD of Hosts will hold a sacrifice in the land of the north by the River Euphrates.

Amos 5:18-20
Woe to you who long for the Day of the LORD! What will the Day of the LORD be for you? It will be darkness and not light. / It will be like a man who flees from a lion, only to encounter a bear, or who enters his house and rests his hand against the wall, only to be bitten by a snake. / Will not the Day of the LORD be darkness and not light, even gloom with no brightness in it?

Obadiah 1:15
For the Day of the LORD is near for all the nations. As you have done, it will be done to you; your recompense will return upon your own head.

Isaiah 2:12
For the Day of the LORD of Hosts will come against all the proud and lofty, against all that is exalted—it will be humbled—

Isaiah 34:8
For the LORD has a day of vengeance, a year of recompense for the cause of Zion.

Jeremiah 30:7
How awful that day will be! None will be like it! It is the time of Jacob’s distress, but he will be saved out of it.

Malachi 4:5
Behold, I will send you Elijah the prophet before the coming of the great and awesome Day of the LORD.

Matthew 24:29-31
Immediately after the tribulation of those days: ‘The sun will be darkened, and the moon will not give its light; the stars will fall from the sky, and the powers of the heavens will be shaken.’ / At that time the sign of the Son of Man will appear in heaven, and all the tribes of the earth will mourn. They will see the Son of Man coming on the clouds of heaven with power and great glory. / And He will send out His angels with a loud trumpet call, and they will gather His elect from the four winds, from one end of the heavens to the other.

Luke 21:25-27
There will be signs in the sun and moon and stars, and on the earth dismay among the nations, bewildered by the roaring of the sea and the surging of the waves. / Men will faint from fear and anxiety over what is coming upon the earth, for the powers of the heavens will be shaken. / At that time they will see the Son of Man coming in a cloud with power and great glory.

1 Thessalonians 5:2-3
For you are fully aware that the Day of the Lord will come like a thief in the night. / While people are saying, “Peace and security,” destruction will come upon them suddenly, like labor pains on a pregnant woman, and they will not escape.

2 Peter 3:10
But the Day of the Lord will come like a thief. The heavens will disappear with a roar, the elements will be destroyed by fire, and the earth and its works will be laid bare.

Revelation 6:12-17
And I watched as the Lamb opened the sixth seal, and there was a great earthquake, and the sun became black like sackcloth of goat hair, and the whole moon turned blood red, / and the stars of the sky fell to the earth like unripe figs dropping from a tree shaken by a great wind. / The sky receded like a scroll being rolled up, and every mountain and island was moved from its place. ...