Man charged with murder over Adelaide stabbing

A 31-year-old man has been charged with murder after a 45-year-old man was stabbed to death in a house in the Adelaide suburb of Semaphore overnight.

Police found the 45-year-old with multiple stab wounds at a house in Dudley Street yesterday at about 6.30pm before he died at the scene.

His alleged killer has been charged with murder and is expected to appear in the Port Adelaide Magistrates Court tomorrow.

It's believed the two men knew each other.