'Day of the Lord' in the Bible

For the day of the LORD of hosts shall be upon every one that is proud and lofty, and upon every one that is lifted up; and he shall be brought low:

Howl ye; for the day of the LORD is at hand; it shall come as a destruction from the Almighty.

Behold, the day of the LORD cometh, cruel both with wrath and fierce anger, to lay the land desolate: and he shall destroy the sinners thereof out of it.

For this is the day of the LORD of Hosts, wherein he will plague, tread down, and weed out the valley of visions, and break down the walls, with such a crack, that it shall give a sound in the mountains.

On every lofty mountain and on every high hill there will be streams of water on the day of the great slaughter (the day of the Lord), when the towers fall [and all His enemies are destroyed].

For it is the day of the LORD'S vengeance, and the year of recompences for the controversy of Zion.

“If you turn back your foot from [unnecessary travel on] the Sabbath,From doing your own pleasure on My holy day,And call the Sabbath a [spiritual] delight, and the holy day of the Lord honorable,And honor it, not going your own wayOr engaging in your own pleasureOr speaking your own [idle] words,