Just before 11 pm on Sunday evening, the police received several alarms about a knife cutting at Aneby concert hall.
A man in his 20s is said to have been stabbed in the hand and taken to hospital.
The man is also said to have been robbed of his car at the incident.
The car was later found burning by police next to county road 971. The police are said to have managed to put out the fire and then with the help of a dog patrol arrested three perpetrators near the car according to P4 Jönköping.
The three perpetrators must also be in their 20s and have been known to both the police and the injured man before. The men were arrested and taken to Eksjö police station. They are now suspected of aggravated assault and use of means of subsistence.