It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said:
'Whoever visits a sick person, a caller calls from heaven: 'Mayyou be happy, may your walking be blessed, and may you occupy adignified position in Paradise.'" (FR)
English reference (FR): Vol. 1, Book 6, Hadith 1443 (FR)
Arabic reference (FR): Book 6, Hadith 1510 (FR)