'On that Day' in the Bible

and the priest shall make, of one a sin - bearer and of one an ascending-sacrifice, and so put a propitiatory-covering over him, for that he sinned in respect of the dead person, - thus shall he hallow his head on that day.

But so it was that there were, certain men who had become unclean by a dead person, and could not keep the passover on that day, - therefore came they near before Moses and before Aaron on that day.

Then was the anger of Yahweh kindled on that day, - and he aware, saying: