The Book on Salat (Prayer)
2/42. Chapter:
[What Has Been Related About] What Supplications Is Said [By A Muslim] When The Mu'adh-dhin Calls The Adhan
Jami at-Tirmidhi
حَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا اللَّيْثُ، عَنِ الْحُكَيْمِ بْنِ عَبْدِ اللَّهِ بْنِ قَيْسٍ، عَنْ عَامِرِ بْنِ سَعْدٍ، عَنْ سَعْدِ بْنِ أَبِي وَقَّاصٍ، عَنْ رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَ " مَنْ قَالَ حِينَ يَسْمَعُ الْمُؤَذِّنَ وَأَنَا أَشْهَدُ أَنْ لاَ إِلَهَ إِلاَّ اللَّهُ وَحْدَهُ لاَ شَرِيكَ لَهُ وَأَنَّ مُحَمَّدًا عَبْدُهُ وَرَسُولُهُ رَضِيتُ بِاللَّهِ رَبًّا وَبِمُحَمَّدٍ رَسُولاً وَبِالإِسْلاَمِ دِينًا غُفِرَ لَهُ ذَنْبُهُ " . قَالَ أَبُو عِيسَى وَهَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ غَرِيبٌ لاَ نَعْرِفُهُ إِلاَّ مِنْ حَدِيثِ اللَّيْثِ بْنِ سَعْدٍ عَنْ حُكَيْمِ بْنِ عَبْدِ اللَّهِ بْنِ قَيْسٍ .
Sa'd bin Abi Waqqas narrated that : Allah'S Messenger Said: "Whoever Says, When He Hears The Mu'Adh-Dhin: (Wa Ana Ashadu An La Ilaha Illallah, Wahdahu La Sharika Lahu, Wa Anna Muhammadan Abduhu Wa Rasuluhu, Radittu Billahi Rabban Wa Bil-Islam Dinan, Wa Bi Muhammadin Rasulan) 'I Too Testify That None Has The Right To Be Worshiped But Allah, Alone Without Partners, And That Muhammad Is His Slave And Messenger, I Am Pleased With Allah As My Lord, With Islam As My Religion And Muhammad As A Messenger.' - Allah Will Pardon His Sins For Him."
Reference : Jami` at-Tirmidhi 210In-book reference : Book 2, Hadith 62English translation : Vol. 1, Book 2, Hadith 210