Entering the tomb, they saw a young man sitting at the right, wearing a white robe; and they were amazed. And he said to them, “Do not be amazed; you are looking for Jesus the Nazarene, who has been crucified. He has risen; He is not here; behold, here is the place where they laid Him.
Mark 16:5-6 NASB
http://bible.com/100/mrk.16.5-6.NASB