'Reign' in the Bible

In the third year of the reign of Jehoiakim king of Judah, Nebuchadnezzar king of Babylon came to Jerusalem and laid siege to it.

In the second year of his reign, Nebuchadnezzar had dreams that troubled him, and sleep deserted him.

So Daniel prospered during the reign of Darius and the reign of Cyrus the Persian.

In the third year of King Belshazzar’s reign, a vision appeared to me, Daniel, after the one that had appeared to me earlier.

In the first year of his reign, I, Daniel, understood from the books according to the word of the Lord to Jeremiah the prophet that the number of years for the desolation of Jerusalem would be 70.