lectern vs minbar

lectern

noun
  • A stand with a slanted top used to support a bible from which passages are read during a church service. 

  • A similar stand to support a lecturer's notes. 

minbar

noun
  • A pulpit in a mosque, usually shaped like a small tower, where the imam stands to deliver sermons. 

How often have the words lectern and minbar occurred in a corpus of books? (source: Google Ngram Viewer )