(6) باب إِفْرَادِ الإِقَامَةِ
'Abdur-Rahman bin Sa'd bin 'Ammar bin Sa'd narrated (from his great-grandfather of the Messenger of Allah) that:
In the Adhan of Bilal, the phrases were two by two, and in his Iqamah they were said once. (ES)
Reference (ES): Sunan Ibn Majah 731 (ES)
In-book reference (ES): Book 3, Hadith 26 (ES)
English translation (ES): Vol. 1, Book 3, Hadith 731 (ES)