It came to pass that as soon as he had made an end of offering the burnt offering, behold, Samuel came; and Saul went out to meet him, that he might greet him.
The first problem is Saul’s age when he began to reign. No other text of Scripture gives us his age at this time. The NASB translators have supplied "40" and the NIV and NET translators "30." The AV translators wrote, "Saul [was . . . years old]," leaving the number undefined.