Hadith 612 - Call to Prayers (Adhaan) - Sahih Al-Bukhari - صحيح البخاري - Collection of Actions, Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم) - Kutub as-Sittah

10. Call to Prayers (Adhaan) - كتاب الأذان

7) Chapter: What to say on hearing the Adhan

Narrated `Isa bin Talha:

that he had heard Muawiya repeating the words of Adhan up to "Wa ash-hadu anna Muhammadan rasulul-lah (and I testify that Muhammad is Allah's Messenger (ﷺ).)"

Reference: 612
English reference: Vol. 1, Book 11, Hadith 586
In-book reference: Book 10, Hadith 10
Grade: Sahih
Read this hadith from Darussalam Collection

7) باب مَا يَقُولُ إِذَا سَمِعَ الْمُنَادِي

حَدَّثَنَا مُعَاذُ بْنُ فَضَالَةَ، قَالَ حَدَّثَنَا هِشَامٌ، عَنْ يَحْيَى، عَنْ مُحَمَّدِ بْنِ إِبْرَاهِيمَ بْنِ الْحَارِثِ، قَالَ حَدَّثَنِي عِيسَى بْنُ طَلْحَةَ، أَنَّهُ سَمِعَ مُعَاوِيَةَ، يَوْمًا فَقَالَ مِثْلَهُ إِلَى قَوْلِهِ ‏‏‏.‏ "‏ وَأَشْهَدُ أَنَّ مُحَمَّدًا رَسُولُ اللَّهِ ‏"