Conversation so far:
What were their post-biblical views?
The views expressed by Jonah in the Book of Jonah are a parody of views held by members of Jewish society at the time when it was written
What changed in the interpretations of jonah at this point?
The story of a man surviving after being swallowed by a whale or giant fish is classified in the catalogue of folktale types as ATU 1889G
What else did you find interesting about Jonah?
Jonah is regarded as a saint by a number of Christian denominations.
Which Christian denominations is Jonah regarded in?
the Roman Catholic Church the Eastern Orthodox Church and the Armenian Apostolic Church,
Were there any other Christian denominationsis Jonah regarded in besides the Roman Catholic Church the Eastern Orthodox Church and the Armenian Apostolic Church?
the Twelve Minor Prophets, Oriental Orthodox Churches and the Missouri Synod of the Lutheran Church

Question: What is a Beneventan chant?
Self-contained rewrite: What is a Beneventan chant in the Christian conventions Jonah is regarded in?