In November, 1203, when civil disorder of armed priests at Enryaku-ji Temple happened, he came down from Mt. Koya to talk about the tactics to his older brothers Tsunetaka and Moritsuna who were about to suppress the disorder, and to predict his heir Shigetsuna's death.
建仁3年（1203年）10月、延暦寺堂衆騒擾の時、高野山から下って騒擾鎮圧に赴く兄経高・盛綱に兵略を説き、嫡子重綱の死を予言したと伝えられる。