"Saab was diagnosed with mild pneumonia. He's been advised to rest at home. Allah is kind that all other parameters are showing normal - Saab is doing better now. Pls remember him in your prayers and duas (sic)," a tweet from his official Twitter handle read.
The 94-year-old actor's family friend, Faisal Farooqui, used the Twitter handle to post about the development.
In August, the actor had spent eight days in a hospital for kidney-related ailments.