2 Chronicles 21:5
Jehoram was thirty and two years old when he began to reign, and he reigned eight years in Jerusalem.
Cross-reference
2 Chronicles 21:20
Parallel
In 2 Chronicles 21:20, the same age and reign length are repeated, adding details about his burial.
2 Kings 8:17
Parallel
2 Kings 8:17 gives identical age and reign length for Jehoram — a parallel account in Kings.
1 Kings 22:50
Historical context
1 Kings 22:50 records Jehoram succeeding his father Jehoshaphat, providing context for his reign stated here.