(2) باب الأَذَانُ مَثْنَى مَثْنَى
Narrated Anas:
Bilal was ordered to repeat the wording of the Adhan for prayers twice, and to pronounce the wording of the Iqama once except "Qad-qamat-is-salat". (DE)
Reference (DE): Sahih al-Bukhari 605 (DE)
In-book reference (DE): Book 10, Hadith 3 (DE)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 11, Hadith 579 (DE)