2 Chronicles 36:21-22

21to fulfill the word of the Lord by the mouth of Jeremiah, until the land had enjoyed her Sabbaths. As long as she lay desolate she kept Sabbath, to fulfill seventy years.

22Now in the first year of Cyrus king of Persia, that the word of the Lord by the mouth of Jeremiah might be fulfilled, the Lord stirred up the spirit of Cyrus king of Persia, so that he made a proclamation throughout all his kingdom, and also put it in writing, saying,