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

ASV - But they were terrified and affrighted, and supposed that they beheld a spirit.

BBE - But they were full of fear, being of the opinion that they were seeing a spirit.

WEB - But they were terrified and filled with fear, and supposed that they had seen a spirit.

YLT - and being amazed, and becoming affrighted, they were thinking themselves to see a spirit.

Notes