Contradiction with 2 Kings 16:2
Contradicts 2 Kings 15:32 by providing a differing age for Ahaz's reign.
2 Kings 16:2: Twenty years old [was] Ahaz when he began to reign, and reigned sixteen years in Jerusalem, and did not [that which was] right in the sight of the LORD his God, like David his father.
Contradiction with 2 Chronicles 27:1
Provides conflicting information about Jotham's age at the start of his reign, contradicting records of his contemporaneous rule with Uzziah as suggested by 2 Kings 15:32.
2 Chronicles 27:1: 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.