Pyramids (novel)

Pyramids is a fantasy book by Terry Pratchett. It was published in 1989 and it is the seventh book in the Discworld series. It won a British Science Fiction award in 1989.
Plot.
The main character in the story is a young man called Pteppic who is the crown prince of Djelibeybi, a small country similar to Ancient Egypt. Pteppic returns to rule the country after training as an assassin.
Reception.
The Guardian said the books "juggle thoughtful ideas with a compelling structure." The Metro said that it "taught us everything we need to know about religion."