'On that Day' in the Bible

But the seventh day is a Sabbath to the Lord your God; on that day do no work, you or your son or your daughter, or your man-servant or your woman-servant, or your ox or your ass or any of your cattle, or the man from a strange country who is living among you; so that your man-servant and your woman-servant may have rest as well as you.

You must eat bread made without yeast for six days. The seventh day you are to hold an assembly for the Lord your God; you must not do any work on that day.

his dead body shall not hang on the tree, but certainly you shall bury him on that day, for cursed by God [is] one that is [being] hung; so you shall not defile your land that Yahweh your God [is] giving to you [as an] inheritance."

And Moses commandeth the people on that day, saying,

And {my anger shall flare up against them} on that day, and I will forsake them, and I will hide my face from them, and they shall become as prey, and disasters and troubles shall find them, and they shall say on that day, '[Is it] not because our God is not in our midst [that] these disasters have found us?'

But I will certainly hide my face on that day, because [of] all of the evil that they did because they turned to other gods.

And Moses writeth this song on that day, and doth teach it the sons of Israel,