2 Kings 21:1-18
Manasseh was twelve years old when he began to reign, and reigned fifty and five years in Jerusalem. And his mother's name was Hephzibah.
Nave's Topical Index—AKJV

2 Chronicles 33:1-20
Manasseh was twelve years old when he began to reign, and he reigned fifty and five years in Jerusalem:
Nave's Topical Index—AKJV