Surah Furqan is the 25th chapter of the Quran and this surah has 77 verses and this surah was revealed in Makkah before Prophet Hazrat Muhammad SAW moved to Madina. The Surah calls the Quran a "criterion" because it helps people tell the difference between truth and false. It is a guide for everyone and a mercy for believers and this Surah focuses on the Tawhid and rejects the idea of worshiping other gods except Allah.