Spies reported that the Swedish army had moved from their camp, Carlstad, at Brønshøj and had taken up positions behind Valby Hill, and when the Swedes began their assault about midnight the same evening, they met heavy resistance.
Man vidste fra efterretninger, at den svenske hær nu var draget fra sin lejr, Carlstad, ved Brønshøj og havde taget opstilling bag Valby Bakke, og da svenskerne satte angrebet ind omkring midnat samme aften, blev de mødt med hård modstand.