09/21/2015 08:15 EDT | Updated 09/21/2016 01:12 EDT

Driver arrested for threatening plainclothes bike cop on St-Laurent

A man was arrested overnight after he allegedly threatened a plain clothes police officer who refused to give him money.

The incident happened at about 3:30 a.m. ET near the intersection of St-Laurent Boulevard and Prince Arthur Street.

Montreal police said the officer was patrolling on a bicycle when he was approached by a driver. The man asked for money. When the officer refused, the man allegedly made a threatening remark and gesture.

The man realized the cyclist was a police officer when he started speaking into his radio, police said.

That's when the driver sped off. The car was located 20 minutes later on Ontario Street. The driver was arrested and detained. A passenger in the vehicle was questioned and released.

Police seized weapons they described as "sharp objects" from the car. The vehicle was also seized

The man has not yet been charged, but police say he could face a charge of uttering threats.