Caravaggio, Saint Jerome Writing (c. 1605), Galleria Borghese. Public domain.
2 verses in the King James Version. Word study for “began” →
Ish-bosheth Saul’s son was forty years old when he began to reign over Israel, and reigned two years. But the house of Judah followed David.
David was thirty years old when he began to reign, and he reigned forty years.