Matthew Poole and continuators on 1 Kings 13:14

14 And went after the man of God, and found him sitting under an oak : and he said unto him, Art thou the man of God that camest from Judah? And he said, I am.

Being faint and weary with his journey, and possibly with the heat, which makes him chuse this shady place; and especially with hunger and thirst, ver. 9. And he might easily guess that this was the old Prophet, by his age and carriage, and, it may be, by his Prophetical Mantle, and by the Character which his Sons had given him.