尼羯磨 1.23

1.23

結同一說戒同一利養界法（若二住處別利養別說戒，諸比丘尼欲結共一說戒共一利養界。佛聽各自解界，然後白二結。當敷座等，如前。應如是作。）

The Method for Establishing a Sīmā of Common Poṣadha and Common Material Gains (If two residences have separate gains and separate poṣadha, and the bhikṣuṇīs wish to establish a sīmā of common poṣadha and common gains: the Buddha permitted each to revoke their own sīmās, and afterwards establish it with a jñaptidvitīya-karman. One should spread the seats and so forth as before, and act as follows:)