'First' in the Bible

Now in the first year of Cyrus king of Persia [that is, the first year he ruled Babylon], in order to fulfill the word of the Lord by the mouth of Jeremiah [the prophet], the Lord stirred up (put in motion) the spirit of Cyrus king of Persia, so that he sent a proclamation throughout all his kingdom, and also put it in writing, saying:

From the first day of the seventh month they began to offer burnt offerings to the Lord, but the foundation of the temple of the Lord had not been laid.

But many of the priests and Levites and heads of fathers’ households, the old men who had seen the first house (temple), wept with a loud voice when the foundation of this house was laid before their eyes, while many shouted aloud for joy,

But in the first year of Cyrus king of Babylon, [the same] King Cyrus issued a decree to rebuild this house of God.

In the first year of King Cyrus, Cyrus the king issued a decree: ‘Concerning the house of God in Jerusalem, let the temple (house), the place where sacrifices are offered, be rebuilt and let its foundations be strongly laid, its height and its width each 60 cubits,

The [former] exiles kept the Passover on the fourteenth [day] of the first month.

For on the first of the first month he started out from Babylon, and on the first of the fifth month he arrived in Jerusalem, because the good hand of his God was on him.

We set out from the river Ahava on the twelfth [day] of the first month to go to Jerusalem; and the hand of our God was upon us, and He rescued us from the hand of the enemy and those who lay in ambushes along the way.

Then the [former] exiles did so. Ezra the priest and men who were heads of fathers’ households were selected, according to their fathers’ households, each of them by name; and they sat down on the first day of the tenth month to investigate the matter.

And by the first day of the first month they finished investigating all the men married to foreign wives.