宗鏡錄 96.20

96.20

雜藏經偈云。如世有良醫。以妙藥救病。諸佛亦如是。為物說唯心。

A verse in the Miscellaneous Piṭaka Sūtra states:
“Just as in the world there is a skilled physician
Who uses wondrous medicines to cure illnesses,
The Buddhas are also like this,
Expounding citta-only for living beings.”