On finding about this, the Clositered Emperor gave a command to MINAMOTO no Yoshitomo who was the father of Yoshihira and Yorikata's oldest brother, to hunt down and kill Yoritaka.
これを知った法皇は、義平の父で頼賢の長兄にあたる源義朝に対して、頼賢追討の院宣を下す。