11. strike his hand over the place—that is, wave it over the diseased parts of his body. It was anciently, and still continues to be, a very prevalent superstition in the East that the hand of a king, or person of great reputed sanctity, touching, or waved over a sore, will heal it.

     28, 29. when they heard these things—these allusions to the heathen, just as afterwards with Paul (Ac 22:21, 22).