عَنْ أَبِي هُرَيْرَةَ قَالَ: سَمِعْتُ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ يَقُولُ: «لَا طِيَرَةَ وَخَيْرُهَا الْفَأْلُ» قَالُوا: وَمَا الْفَأْلُ؟ قَالَ: «الْكَلِمَةُ الصَّالِحَة يسْمعهَا أحدكُم»

‘Amr b. ash-Sharid told on his father’s authority that there was a man with tubercular leprosy in the deputation of Thaqif and the Prophet sent to him a message

"We have taken your oath of allegiance, so go home." Muslim transmitted it.