"We were traveling with the Messenger of Allah and I was riding a camel. The Messenger of Allah said to me: 'Will you sell it to me for such and such, may Allah forgive you?', I said, I said, 'Yes, it is yours, O Prophet of Allah.' He said: 'Will you sell it to me for such and such, may Allah forgive your?' I said: 'Yes, it is yours, O Prophet of "Allah.' He said: 'Will you sell it to me for such and such, may Allah forgives you?' I said: 'Yes, it is yours. '''(One of the narrators) Abu Nadrah said: "This became a phrase that was used by the Muslims: 'Do such and such, may Allah forgive you.  

كُنَّا نَسِيرُ مَعَ رَسُولِ اللَّهِ ﷺ وَأَنَا عَلَى نَاضِحٍ فَقَالَ رَسُولُ اللَّهِ ﷺ أَتَبِيعُنِيهِ بِكَذَا وَكَذَا وَاللَّهُ يَغْفِرُ لَكَ قُلْتُ نَعَمْ هُوَ لَكَ يَا نَبِيَّ اللَّهِ قَالَ أَتَبِيعُنِيهِ بِكَذَا وَكَذَا وَاللَّهُ يَغْفِرُ لَكَ قُلْتُ نَعَمْ هُوَ لَكَ يَا نَبِيَّ اللَّهِ قَالَ أَتَبِيعُنِيهِ بِكَذَا وَكَذَا وَاللَّهُ يَغْفِرُ لَكَ قُلْتُ نَعَمْ هُوَ لَكَ قَالَ أَبُو نَضْرَةَ وَكَانَتْ كَلِمَةً يَقُولُهَا الْمُسْلِمُونَ افْعَلْ كَذَا وَكَذَا وَاللَّهُ يَغْفِرُ لَكَ