As for the rest of the acts of Manasseh, along with his prayer to his God and the words of the seers who spoke to him in the name of the LORD, the God of Israel, they are indeed written in the Chronicles of the Kings of Israel.
Jewish Publication Society of America Version (JPS1917) - 2 Chronicles 33:18 >Now the rest of the acts of Manasseh, and his prayer unto his God, and the words of the seers that spoke to him in the name of the LORD, the God of Israel, behold, they are written among the acts of the kings of Israel.