金剛經纂要刊定記 7.40

7.40

不失等者。彌勒頌云：「得勝忍不失」，一異相反難，為存去故成疑矣。

"Not being lost," and so forth: Maitreya's verse says, "Attaining superior forbearance, it is not lost." The mutual opposition between oneness and difference poses an objection, and because of preserving and removing them, a doubt is formed.