According to a description in the "Gukansho," Yoriie was attacked while taking a bath and fought back furiously, but he was stabbed to death after a rope was wound around his neck and the assailants attacked his vitals.
殺害当日の日付の『愚管抄』によると、入浴中を襲撃され、激しく抵抗した頼家の首に紐を巻き付け、急所を押さえてようやく刺し殺したという。