The Abe clan maintained superiority during the most time of the Zenkunen War; however, at the final stage, MINAMOTO no Yoriyoshi won the Kiyohara clan over to his side and defeated the Abe clan, and thus the war ended.
前九年の役はその大半の期間において安倍氏が優勢に戦いを進めていたが、最終局面で清原氏を味方に付けた源頼義が安倍氏を滅ぼして終わった。