Sayyiduna Anas (may Allah be pleased with him) narrates that Sayyiduna Bilal (may Allah be pleased with him) was commanded to say the words of the adhan twice each and the words of the iqamah once each. Ayyub said: Except for“ «قَدْ قَامَتِ الصَّلوةُ» ”(i.e., it should be said twice).