"Bilal was commanded to say the phrases of the Adhan twice and the phrases of the Iqamah once."
Sunan Ibn Majah Book 3, Hadith 25
← Previous Hadith "They looked for something by means of which they could call out informing of (the time of) the prayer. Then Bilal was commanded to say the phrases of the Adhan twice and the phrases of the Iqamah once."

Sunan Ibn Majah Book 3, Hadith 24 Next Hadith → In the Adhan of Bilal, the phrases were two by two, and in his Iqamah they were said once.

Sunan Ibn Majah Book 3, Hadith 26