31 Preface سَنَفرُغُ لَكُم أَيُّهَ الثَّقَلانِAli Quli QaraiWe shall soon make Ourselves unoccupied for you, O you notable two!1 That is, the jinn and humans, or the Qurʾān and the Prophet’s Household, referred to as ‘thaqalayn’ in a famous tradition cited in Sunnī and Shī‘ī sources.