2 Kings 15:32-38
In the second year of Pekah the son of Remaliah king of Israel began Jotham the son of Uzziah king of Judah to reign.
Torrey's Topical Textbook—AKJV

2 Chronicles 27:1-9
Jotham was twenty and five years old when he began to reign, and he reigned sixteen years in Jerusalem. His mother's name also was Jerushah, the daughter of Zadok.
Torrey's Topical Textbook—AKJV