'Years' in the Bible

"From [the] thirteenth year of Josiah, the son of Amon, the king of Judah, even up to this day, these twenty-three years the word of Yahweh has come to me, and {I have spoken to you over and over again}, but you have not listened.

And all this land will become a site of ruins, a desolation, and these nations will serve the king of Babylon seventy years.

{And then} when [the] seventy years [are] fulfilled, I will punish the king of Babylon and that nation,' {declares} Yahweh, 'for their iniquity, and [the] land of [the] Chaldeans, and I will make it {an everlasting waste}.

{Within two years} I [will] bring back to this place all the vessels of the house of Yahweh which Nebuchadnezzar the king of Babylon took away from this place and brought [to] Babylon.

Then Hananiah said before the eyes of all the people, {saying}, "Thus says Yahweh, 'This is how I will break the yoke of Nebuchadnezzar the king of Babylon, {within two years}, from the neck of all the nations.'" And Jeremiah the prophet went on his way.

For thus says Yahweh, '{As soon as the time has passed}, seventy years for Babylon, I will attend to you, and I will fulfill my good word to you, to bring you back to this place.

"At [the] end of seven years you must let go each one his fellow countryman, the Hebrew who has been sold to you and who has served you six years, and you must let him go free from you." But your ancestors did not listen to me, and they did not incline their ears.

Zedekiah [was] {twenty-one years old} at his beginning to reign, and he reigned eleven years in Jerusalem. And the name of his mother [was] Hamutal, the daughter of Jeremiah of Libnah.