'Exactly' in the Bible

"Son of man, write for yourself the name of the day, {this very day}. The king of Babylon laid siege to Jerusalem on exactly this day!

In the twenty-fifth year of our exile, at the beginning of the year, on the tenth [day] of the month, in the fourteenth year after the city was destroyed, in this day exactly, the hand of Yahweh was on me, and he brought me there