The two people found dead at a house in Worksop this morning have been named locally as Leszek Dantes and his wife Malgorzata.
The bodies were found at a house on Hardwick Road East in Worksop at around 7am this morning.
The couple are originally from Poland.
Police said a 28-year-old man had been detained and was receiving treatment in hospital. It is thought the man is the couple’s son Kamil.