The Ruqya of the Prophet (saws) Sahih al-Bukhari 5746

Arabic hadith text
حَدَّثَنِي صَدَقَةُ بْنُ الْفَضْلِ، أَخْبَرَنَا ابْنُ عُيَيْنَةَ، عَنْ عَبْدِ رَبِّهِ بْنِ سَعِيدٍ، عَنْ عَمْرَةَ، عَنْ عَائِشَةَ، قَالَتْ كَانَ النَّبِيُّ صلى الله عليه وسلم يَقُولُ فِي الرُّقْيَةِ ‏"‏تُرْبَةُ أَرْضِنَا، وَرِيقَةُ بَعْضِنَا، يُشْفَى سَقِيمُنَا، بِإِذْنِ رَبِّنَا ‏"
Translation
Narrated `Aisha

Allah's Messenger (ﷺ) used to read in his Ruqya, "In the Name of Allah" The earth of our land and the saliva of some of us cure our patient with the permission of our Lord." with a slight shower of saliva) while treating with a Ruqya.