640 – 608 BC good reign start to finish during time of Prophets Habakkuk, Zephaniah, Jeremiah and Ezekiel
1Josiah was eight years old when he became king, and he reigned thirty-one years in Jerusalem. 2He did right in the sight of YHVH, and walked in the ways of his father David and did not turn aside to the right or to the left.
2 Chronicles 34:1-2
1Josiah was eight years old when he became king, and he reigned thirty-one years in Jerusalem; and his mother’s name was Jedidah the daughter of Adaiah of Bozkath. 2He did right in the sight of YHVH and walked in all the way of his father David, nor did he turn aside to the right or to the left.