Listing six reasons for choosing a leader, an invitation bearing the letterhead of Al-Ihsan Mosque in Jalan Sei Batang Hari, Medan, circulated on some online chat groups a day before the election for the Governor of North Sumatra. Quoting a verse of the Quran, the message argued that it was not allowed to choose a non-Muslim leader. The invitation closed by calling on people to perform the dawn prayer in congregation before heading to the voting