四分律行事鈔資持記 2.604

2.604

次科。縛束者，不問財體同異多少，同為一物。不縛束者，縱在一處，亦隨別犯。說淨離合，事亦同之。

The next section: 'Bundled together' means that regardless of whether the material essence is identical, different, much, or little, they together form one object. 'Not bundled together' means that even if in one place, they incur offenses separately according to each. Pure relinquishment, whether combined or separate, is likewise the same in practice.