It is narrated from Hazrat Thawban (may Allah be pleased with him) that the Noble Prophet (peace and blessings be upon him) said: When a Muslim man visits his Muslim brother who is ill, he walks through the gardens of Paradise.
Hadith Referenceمسند احمد / مسند الأنصار رضي الله عنهم / 22444
Hadith Gradingحکم دارالسلام:حديث صحيح، وهذا إسناد منقطع، أبو قلابة لم يسمعه من أبى أسماء