Fire engines from Derbyshire and Nottinghamshire were at the scene, the fire service said.
Derbyshire Police says the occupants "managed to get out of the property safely and nobody was injured".
Three golfers from Yorkshire are among the team competing in the World Deaf Golf Championships.
A 40-year-old man found at the scene with stab wounds remains in hospital in a serious condition.
The 40-year-old victim remains in hospital following the attack, police say.
Criminals have been exploiting the EU Settlement Scheme by falsely claiming couples were married.
The fire service said several were hurt - one seriously - in the blaze at a house in Baseball Drive, Normanton.
A suspect who was arrested and bailed is now in hospital awaiting a mental health assessment.
Police say a man had been arrested after a woman was assaulted on Monday morning.
