But (and) Naaman was wroth. — Because, as his words show, he thought he was mocked by the prophet.
I thought. — I said to myself.
Strike his hand. — Rather, wave his hand towards the place. (Comp. Isaiah 10:15; Isaiah 11:15.) He would not touch the unclean place.
Recover the leper. — Or, take away the leprous (part). So Thenius; but everywhere else měçôrâ‘ means “leprous man,” “leper” (Leviticus 14:2).