In Egyptian myths, the figure serving as the bringer of light and knowledge is Thoth. Thoth, the god of wisdom, writing, and magic, is often depicted with the head of an ibis. He is credited with the invention of hieroglyphics and is considered the divine scribe who preserves the balance of the universe. Thoth plays a vital role in the afterlife, guiding souls and recording their deeds, emphasizing his significance in Egyptian culture.