amen vs free grace

amen

noun
  • A title of Christ; the Faithful One (especially with reference to Revelation 3:14) 

  • An instance of saying ‘amen’. 

adv
  • In many Abrahamic religious texts and creeds: certainly, verily. 

  • At the end of religious prayers: so be it. 

intj
  • An expression of strong agreement, often in the phrase "amen to that". 

verb
  • To say amen. 

  • To say amen to; to ratify solemnly. 

free grace

noun
  • A concept of grace as a gift given freely by God, without regard to entitlement or merit. 

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