The timeline of David's life provides conclusive proof that the earlier years of Saul’s reign—during which Jonathan grew up to be a man—are passed …

Thirty years old. —This statement of the age and of the length of the reign of David (which is repeated in [Reference 1 Chronicles 29:26-2…

David [was] thirty years old when he began to reign
Over Judah, which was the age of his antitype Christ, when he en…

David was anointed king a third time. His advances were gradual, that his faith might be tried, and that he might gain experience. Thus his kingdom…