It happened in Dorset Avenue last night when the victim was walking along the pavement with a friend.
They were both hit by a dark-coloured car.
One of the men was then stabbed in his lower body and is in a serious condition in hospital.
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A convicted fraudster from Norfolk has been jailed for seven years after plotting to kill his former partner in crime.
There'll be sunny spells with a few scattered showers
The weather is expected to turn unusually chilly for mid-October as brisk easterly winds arrive during the weekend.