金剛經纂要刊定記 4.214

4.214

疏結歸中者。不應取法，離有也；不應取非法，離無也。既離有無，即歸中道。

The commentary concludes by returning to the Middle: One should not grasp at phenomena, departing from existence; one should not grasp at non-phenomena, departing from non-existence. Having departed from existence and non-existence, one returns to the Middle Way.