Mark 16:5-6

16:5 Then as they went into the tomb, they saw a young man dressed in a white robe sitting on the right side; and they were alarmed. 16:6 But he said to them, “Do not be alarmed. You are looking for Jesus the Nazarene, who was crucified. He has been raised! He is not here. Look, there is the place where they laid him.

Luke 24:37

24:37 But they were startled and terrified, thinking they saw a ghost.