弘贊法華傳 7.12

7.12

又長干寺東闍梨者。誦法華經。甚有節行。每有所誦。瓶水。夏冷冬溫。略為常候。

There was also the eastern ācārya of Changgan Temple. He recited the Lotus Sūtra and had very disciplined conduct. Whenever he recited, the water in his pitcher would be cold in summer and warm in winter, which served roughly as his regular sign.