(Acts 7:43; R.V., "Rephan"). In Amos 5:26 the Heb. Chiun (q.v.) is rendered by the LXX. "Rephan," and this name is adopted by Luke in his narrative of the Acts. These names represent the star-god Saturn or Moloch.
prepared; arrayed ...
Hitchcock's Bible Names Dictionary
(Acts 7:43) and Chi'un, (Amos 5:26) have been supposed to be names of an idol worshipped secretly by...
William Smith's Bible Dictionary