Most classical histories include some ethnographic descriptions of foreign rituals. Check out Herodotus, Thucydides, Livy, etc. For a modern and extensive comp

Most classical histories include some ethnographic descriptions of foreign rituals. Check out Herodotus, Thucydides, Livy, etc. For a modern and extensive compilation, Frazer famously wrote a huge multi-volume work that documents sacrificial myths from all over the world in The Golden Bough. He selects and uses them to make his own argument, but you’re not likely to find a more comprehensive compilation.