Elaborate security arrangements have been made at mosques in the city for peaceful conduct of Friday prayers following a bomb explosion at the historic Mecca Masjid on May 18.
Mecca Masjid and its surrounding areas have been turned into fortress as hundreds of police battalions, including Rapid Action Force, were deployed at every lane that leads to the Masjid.
Police have put up barricades and people proceeding to the mosque and in its vicinity are being frisked, an Intelligence official, who is monitoring the situation said.
Shops in and around Mecca Masjid have been closed.
"It is impossible for anybody to play any mischief today as we have placed a foolproof security arrangements for the peaceful conduct of the Friday prayers at Mecca Masjid and elsewhere in the twin cities," he said.
Six door-frame metal detectors and 21 CCTVs were installed at the mosque to monitor the entire situation inside and outside the mosque while metal detectors were also installed in other prominent mosques in the twin cities, a police spokesman said.
The department is considering to install permanent electronic jammers at the Mecca Masjid in future, he said.
Sixteen persons--11 in the blast and five in police firing on demonstrators protesting the explosion-- were killed and over 50 injured on May 18.