宗鏡錄 94.19

94.19

不空羂索經云。持真言者。以心置心。觀自心心。作於一切諸佛如來。廣大出生殊勝尊妙。

The Amoghapāśasūtra states: “A mantra-holder sets citta upon citta, contemplating the citta of his own citta, producing all Buddhas and Tathāgatas, vast, supremely honored, and subtle.”