KJV:
And when he had given him licence, Paul stood on the stairs, and beckoned with the hand unto the people. And when there was made a great silence, he spake unto them in the Hebrew tongue, saying,
NASB:
When he had given him permission, Paul, standing on the stairs, motioned to the people with his hand; and when there was a great hush, he spoke to them in the Hebrew dialect, saying,