俱舍論疏 4.257

4.257

論「若非得得斷至捨於非得」，釋捨非得相也。即非得上得斷，名捨非得。

[On the] Śāstra['s statement]: "When non-possession acquires severance … abandoning non-possession": This explains the characteristic of abandoning non-possession. Namely, when severance is obtained in relation to non-possession, that is called abandoning non-possession.