Genesis 34:24-25

ISV(i) 24 Simeon and Levi Attack ShechemAll of the males who heard Hamor and his son Shechem, who had gone out to the city gate, were circumcised. 25 Three days later, while they were still in pain, Jacob’s sons Simeon and Levi, two of Dinah’s brothers, each grabbed a sword and entered the city unannounced, intending to kill all the males.