altar vs bema

altar

noun
  • A raised area around an altar in a church; the sanctuary. 

  • A table or similar flat-topped structure used for religious rites. 

  • Any (real or notional) place where something is worshipped or sacrificed to. 

bema

noun
  • Raised area of worship in a synagogue upon which rests the Holy Ark containing Scrolls of Torah. 

  • A platform from which speakers addressed an assembly. 

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