And there's also more to understanding Islam than just knowing the Quran. Like Judaism, with its Talmud, and Christianity, with its lives of saints and writings of church fathers, Islam has supplementary sacred texts, chief among which is the Hadith, a collection of sayings and stories about the prophet. Thanks Thought Bubble. Oh, it's time for the open letter? Magic! An open letter to the 72 virgins. Oh, but first, let's check what's in the secret compartment.