Curfew continued in parts of Srinagar on Thursday, a day after sectarian clashes in some parts of the city.
Insurgents often target Sunni clerics seen as working closely with the Shi’ite-led government.
Abu Bakr al-Baghdadi announced an operation called "Breaking the Walls" in an audio posted on militant websites.
Insurgents have stepped up violence in Iraq since US military withdrawal last month.
A security court also gave prison terms to 7 university students charged with causing violence amid Shi’ite-led protests.
Egyptian President Hosni Mubarak on Friday appointed a new head of Al-Azhar, Sunni Islam`s most prestigious institution, after the death of its top cleric last week, the official MENA agency reported.
Day in Pics: 22nd October
Showbiz World - October 22, 2014
Aamir Khan's sensational 'PK' posters