Jonathan Robert Neumann, 42, of Star Valley, allegedly attacked two people, injuring one with a knife last week at the Circle K in Star Valley.
The injuries were minor, police said.
The incident occurred about 6:45 p.m., Monday, Feb. 11, according to police reports.
"The incident started inside the Circle K and continued in the parking lot," said Sgt. Tom Tieman of the Payson Police Department.
What led to the incident is not known at this time, he said.
Neumann was arrested on charges of assault and aggravated assault. Charges of resisting arrest and aggravated assault on a law enforcement officer were also made. Neumann is in custody in the Gila County Jail in Globe.