Luke 24:37
But they became frightened and [even] terrified, and assumed they were seeing a spirit.
Matthew 14:26-27
When the disciples saw Him walking on the water they became frightened, saying, "It is a spirit!" and cried out with fear.
Mark 6:49-50
But when they saw Him walking on the water they thought it was a spirit, so shouted out,
Luke 16:30
Then the rich man said, 'No, forefather Abraham, but if someone goes to them from the dead, [then] they will repent [i.e., change their hearts and lives].'
Acts 12:15
And they said to her, "You are crazy." But she insisted that [what she reported] was true. They replied, "It is [only] his angel."