'In that Day' in the Bible

And I will set apart in that day the land of Goshen, in which my people dwell, that no swarms of flies shall be there; to the end you may know that I am the LORD in the midst of the earth.

And Pharaoh said unto him, Get you from me, take heed to yourself, see my face no more; for in that day you see my face you shall die.

And you shall show your son in that day, saying, This is done because of that which the LORD did unto me when I came forth out of Egypt.