According to IQNA dispatches, the Turkish government has put the security measures in place around the Zainabia Mosque.
The street where the mosque is located has been blocked to cars and the movement of passerby is alos under police control.
Istanbul has been hit by a number of bombings and terrorist attacks in recent months, mostly blamed on the Daesh (ISIL or ISIS) terrorist group or members of the Kurdistan Workers' Party (PKK).
Last week, at least 39 people were killed and 69 others wounded in an armed attack on a nightclub in the city.
A gunman, wearing a Santa Claus costume, killed a police officer and a civilian before he entered the Reina club and opened fire at the people who were celebrating the New Year in the early hours of Sunday.