chorale vs pericope

chorale

noun
  • A form of Lutheran or Protestant hymn tune. 

  • A chorus or choir. 

pericope

noun
  • A passage of Scripture to be read in public worship or a book containing such passages. 

  • A section of text forming a coherent thought, suitable for use in a speech. 

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