 Henry subsequently withdrew, turned south, and sacked Bonn and Jülich.On his return to Deutz, he was met by Archbishop Frederick, Duke Gottfried of Lorraine, Henry of Zutphen, and Count Theodoric of Aar, Count Gerhard of Julich (William I), Lambert of Mulenarke, and Eberhard of Gandernol, who put up a stout resistance in which the latter was killed.Theodoric, Gerhard, and Lambert were taken prisoner.