Thauban reported Allah's Apostle (ﷺ) as saying: Verily, when a Muslim visits his brother in Islam he is supposed to remain in the fruit garden of Paradise until he returns.
Related hadith on this topic
Explanation & Benefits
Shaykh Maulana Abdul Aziz Alvi
Hadith Commentary:
Vocabulary of the Hadith:
Mukhrafa:
Garden,
or its pathway,
or the road leading to it.
Khurfa:
Fruit.
Benefits and Issues:
From this hadith, it is understood that visiting the sick is such a commendable and noble deed that it becomes a means and cause for entering Paradise and attaining its fruits, because this act brings comfort and happiness to the sick person.
Therefore, this act should not become a cause of disturbance or discomfort for the patient, nor is it correct to sit with him for so long that it becomes a source of pain and hardship for him.
Source: Tuhfat al-Muslim: Commentary on Sahih Muslim, Page: 6552