One of the heads of the beast appeared to have been mortally wounded. But the mortal wound was healed, and the whole world marveled and followed the beast.
KJV
And I saw one of his heads as it were wounded to death; and his deadly wound was healed: and all the world wondered after the beast.
ASV
And I saw one of his heads as though it had been smitten unto death; and his death-stroke was healed: and the whole earth wondered after the beast;