The Messenger of Allah ﷺ said, "There is no Muslim who visits his sick brother before his appointed time has come and says seven times, 'I ask Allah the Magnificent, Lord of the Mighty Throne, to cure so-and-so of his illness,' except that Allah will cure him of it."
حدثنا يزيد أخبرنا الحجاج عن المنهال عن عبد الله بن الحارث
قال رسول الله ﷺ ما من مسلم عاد أخاه فيدخل عليه ولم يحضر أجله فقال أسأل الله العظيم رب العرش العظيم أن يشفي فلانا من وجعه سبعا إلا شفاه الله عز وجل منه
No references are available.
Its chain of transmission is sahih, and it is a repetition of 2182. Imam Ahmad's reference to this narration of Yazid was noted earlier, following hadith 2138.