The mongoose, or the ichneumon, as it was known to the Egyptians was considered the sacred animal of Atum. From the Third Intermediate Period, it was common to see the animal displayed with an ostrich feather and a sun disk. Alternatively, it was also displayed with the symbol for the city Heliopolis, known as Iwnw. As Atum had his cult centre here.
To find out more about Ancient Egyptian amulets please see our relevant blog post: Egyptian Amulets and their Meanings.