'First' in the Bible

For fire came down from heaven and put an end to the first two captains of fifty and their fifties; but now let my life be of value in your eyes.

In those days the Lord was angry first with Israel; and Hazael made attacks on all the land of Israel,

In those days the Lord first sent against Judah, Rezin, the king of Aram, and Pekah, the son of Remaliah.

Now when first they were living there they did not give worship to the Lord. So the Lord sent lions among them, causing the death of some of them.

And in the thirty-seventh year after Jehoiachin, king of Judah, had been taken prisoner, in the twelfth month, on the twenty-seventh day of the month, Evil-merodach, king of Babylon, in the first year of his rule, took Jehoiachin, king of Judah, out of prison;