Radziwiłł and Gosiewski then tried to stop a numerically superior Russian force of 15,000 near Shepelevichy (Szepielewicze). Trubetskoy forces also included Cherkassky's. He took positions near Bialynichy (Białynicze). This time the even larger Russian army managed to outflank him, with Russian infantry holding Shepelevichy and cavalry attacking from the rear. Radziwiłł ordered a retreat, on the 24 (or 25) August the retreating Polish army was defeated and its artillery was captured by the Russians.