雲門匡真禪師廣錄 2.56

2.56

舉：「一宿覺云：『六般神用空不空，一顆圓光色非色。』」師拈起拂子云：「者箇是圓光，是色非色。喚什麼作色？與我拈將來看。」

He brought up: "Yixiu Jue said: 'The six kinds of divine functioning are empty yet not empty; a single round light is form yet not form.'" The Master held up his whisk and said, "This is the round light; it is form yet not form. What do you call form? Bring it here for me to see!"