 He also mentions her as the goddess of medicine, as shown by the following.In the month of Zip, the feast Ihcil Ixchel was celebrated by the physicians and shamans ("hechiceros"), and divination stones as well as medicine bundles containing little idols of "the goddess of medicine whom they called Ixchel" were brought forward.In the Ritual of the Bacabs, Ixchel is once called "grandmother".