The incident occurred yesterday at around 9.30 PM, when Congress leader Shaikh (60) had reached the local party plot in Juhapura to attend a marriage ceremony where following an altercation over the parking he was assaulted with sword by a real estate agent and his two sons, said Aslali police station inspector D S Dodiya.
Shaikh was immediately rushed to V S Hospital where he was treated for head and chest injuries and was later declared out of danger, police added.
An FIR has been lodged against Mohammad Hanif alias Gotilal, his two sons and his driver and an investigation has been initiated, police said.
Gotilal, a real estate dealer, was earlier arrested in connection with a land grabbing case, sources said.