A videograb shows the Imam performing the Fajr prayer.

Footage of a surveillance camera in a mosque in Indonesia captured the moment an Imam, who suddenly passed away while offering prayers in the mosque.

The video showed the Imam leading worshippers to pray, and when he knelt down, he remained in this position for longer time than usual before he fell to the ground dead.

The muezzin, who was standing in the line behind the Imam, raised his head and saw the Imam lying on the ground, he stepped forward, led the worshippers and continued to complete the prayers.