While there is no episode titled " Poison in the Honey " in the ninth season of , you may be thinking of " The Enigma of Antigonish " (S9E9) or several other episodes that feature similar themes of bees and toxic substances. Season 9, Episode 9: " The Enigma of Antigonish "
"Father Brown" The Wrong Shape (TV Episode 2013) - Plot - IMDb [S9E9] Poison in the Honey
Aired on January 13, 2022, this episode follows Father Brown as he investigates a murder at a local health spa. While there is no episode titled " Poison