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.
How to Roast Leg of Lamb. The following tips for roasting leg of lamb are based on a 4-pound leg of lamb, well-trimmed, boned, rolled, and tied. For a bone-in leg of lamb, add 5 minutes per pound to roasting time. 1  Preheat oven to 400 Â° F. Combine ingredients for seasoning rub, as desired.2  Rub mixture over surface of lamb. 3  At this point lamb may be covered and refrigerated up to 24 hours before roasting. Reduce oven temperature to 325 Â° F. Roast 20 minutes per pound until roast registers 150 Â° F for medium. 2  Transfer roast to cutting board; tent with foil. 3  Let stand 10 minutes before carving. 4  Temperature of roast will continue to rise 5 Â° F to 10 Â° F during stand time.