Luke 24:37

But they were afraid and supposed that they saw a spirit.

1 Samuel 28:13

Do not be afraid! The king said to her. What do you see? She answered: I see a spirit coming up from the earth.

Job 4:14-16

Fear and trembling came over me, and all my bones shook.

Matthew 14:26-27

When they saw him walking on the water they were troubled. It is a spirit (apparition) (illusion)! they screamed! They cried out with fear.

Mark 6:49-50

When they saw him walking on the sea they thought it was a spirit (an illusion) and screamed.

Luke 16:30

The rich man responded: It is not enough father Abraham! If someone from the dead went to them they would repent.

Acts 12:15

They said to her: You are mad. But she kept insisting that it was so. Then they said: It must be his angel.

Treasury of Scripture Knowledge

Summary

But they were terrified and affrighted, and supposed that they had seen a spirit.

Bible References

General references

Luke 16:30
The rich man responded: It is not enough father Abraham! If someone from the dead went to them they would repent.
1 Samuel 28:13
Do not be afraid! The king said to her. What do you see? She answered: I see a spirit coming up from the earth.
Job 4:14
Fear and trembling came over me, and all my bones shook.
Matthew 14:26
When they saw him walking on the water they were troubled. It is a spirit (apparition) (illusion)! they screamed! They cried out with fear.
Mark 6:49
When they saw him walking on the sea they thought it was a spirit (an illusion) and screamed.
Acts 12:15
They said to her: You are mad. But she kept insisting that it was so. Then they said: It must be his angel.