"The Seventh Chapter"  
Author Harry Turtledove
Illustrator Michael Garland
Series Videssos Series
Genre(s) Fantasy
Publication date September, 1997

"The Seventh Chapter" by Harry Turtledove, originally published in The Magazine of Fantasy and Science Fiction in September 1997, and reprinted in Counting Up, Counting Down in 2002 and in The Dragon Done It (ed. Eric Flint and Mike Resnick, Baen, 2008), is a short story set in Develtos in the Empire of Videssos. It tells of a Videssian priest of Phos named Kassian who discovers an apparent heresy in the village and he must deal with the heretics without having them turn on him.

In "Counting", Turtledove states that the story is based on an incident from English history but does not specify.