Kumar, 94, was admitted to city-based Lilavati Hospital on August 2, where he was treated for dehydration and urinary tract infection.
His wife, Saira Bano took to the actor's official Twitter page to share a series of photographs of the legend with Shah Rukh, who treats the "Jab Harry Met Sejal" actor as his own son.
"Message from Saira Banu: Sahab's mooh-bola beta-'son' @iamsrk visited Sahab today. Sharing some photos of the evening.
"@iamsrk visited Sahab this evening. Sahab's doing much better since return from the hospital. Shukar Allah," the post read.
Disclaimer: No Business Standard Journalist was involved in creation of this content