'In that Day' in the Bible

In that day I will do to Eli everything which I have said about his family, from first to last.

Then you will be crying out because of your king whom you have taken for yourselves; but the Lord will not give you an answer in that day.

So Samuel made prayer to the Lord; and the Lord sent thunder and rain that day: and all the people were in fear of the Lord and of Samuel.

And David said to Abiathar, I was certain that day, when Doeg the Edomite was there, that he would take the news to Saul: I am responsible for the lives of all your father's family.