Is there any Hadith which states that a person who visits the sick will receive a garden in Jannah?
Yes, this is part of the narration which mentions the virtues of visiting the sick recorded by Imam Tirmidhi and other Muhaddithun.
(Sunan Tirmidhi, Hadith: 969, Sunan Abi Dawud, Hadith: 3091. Declared authentic by Imam Ibn Hibban; Al Ihsan, Hadith: 2958, Imam Hakim has declared the Hadith authentic and ‘Allamah Dhahabi concurs, Mustadrak Hakim, vol. 1 pg. 341/2 and pg. 349)
See the full Hadith here.
And Allah Ta’ala Knows best.
Answered by: Moulana Suhail Motala
Approved by: Moulana Muhammad Abasoomar