'On that Day' in the Bible

and the priest hath prepared one for a sin-offering, and one for a burnt-offering, and hath made atonement for him, because of that which he hath sinned by the body, and he hath hallowed his head on that day;

And there were certain men, who were defiled by the dead body of a man, that they could not keep the passover on that day: and they came before Moses and before Aaron on that day:

And the Lord’s anger was kindled on that day and He swore an oath, saying,