The connection between pagans and Judaism in terms of sacrifice

From the meat of the gods to the Sabbath table: Surprising connections between Roman sacrificial rituals and Jewish kashrut laws

In ancient societies, animal sacrifice rituals took on a deeply religious form. Although these may seem to be completely different traditions – Roman paganism versus Jewish monotheism – a closer examination reveals parallels and even mutual moral and theological principles.

The Sacrificial Ritual in Rome – Internal Analysis, Heavenly Message

In Roman culture, animal sacrifice was intended to honor the gods and ask for their blessings. But not every animal was accepted by them. Special priests, the Haruspices, experts in the internal organs, would examine the liver, lungs, and other organs.