Detectives have launched a murder investigation after the bodies of two women were discovered at a house in Wath.
A cordoned off area on Sandygate remains closed this afternoon while enquiries continue at the scene.
Police have arrested a local man on suspicion of murder and is assisting police with enquiries.
A post mortem is expected to take place later today to establish the cause of death.
Anyone with information should phone South Yorkshire Police on 101 quoting incident number 1035 of Monday, 22 July, or call Crimestoppers anonymously on 0800 555 111.