From Sahih Muslim (Hadith 5716):
This hadith has been narrated through some other chains of transmitters but with a slight variation of wording. In the hadith transmitted on the authority of Yanus and Ziyari (the words are):" When Allah's Apostle (ﷺ) fell ill, he blew over his body by reciting Mu'awwidhatan and rubbed him with his hand
Reference: Muslim 5716