One can find the translation of Asbab al-Nuzul (i.e. the contexts and occasions of the Revelation of the Qur'an)into English by 'AlÄ« ibn Ahmad al-WÄhidÄ« (d. 468/1075), who is considered to be the earliest scholar of the branch of the Qur'anic sciences known as AsbÄb al-NuzÅ«l.
Put the lamb inside an oven bag and place in a roasting dish. Secure the bag and pierce several holes in the top of the bag to allow steam to escape. Bake the lamb in the preheated oven; a 2 kg leg of lamb will take 2 hours 40 minutes to cook.
Place bay leaves & cloves of garlic inside lamb. Roll up the leg & secure it with string (cotton type). Place leg in a basting tin, brush with the oil & place in an oven preheated to 230C or 450F & after 15 min reduce temp to 190C or 375F. Cook for a further 1&1/4 hours or until meat is tender.lace leg in a basting tin, brush with the oil & place in an oven preheated to 230C or 450F & after 15 min reduce temp to 190C or 375F. Cook for a further 1&1/4 hours or until meat is tender.