The present invention relates to a method for controlling a washing machine comprising an outer tub for receiving water, an inner tub, rotatably disposed in the outer tub, for receiving laundry, a dispenser for supplying a detergent into the inner tub, and an injection nozzle for injecting water into the inner tub, wherein the method comprises the steps of: (a) supplying water into the inner tub via the dispenser; (b) supplying water into the inner tub through the injection nozzle while water is supplied to the inner tub via the dispenser; and (c) rotating the inner tub at a laundry wetting speed at which at least a part of laundry in the inner tub can be attached to the inner side surface of the inner tub and rotated integrally with the inner tub, while water is supplied through the injection nozzle.