四分戒本疏卷第一．第二．第三 1.1.6

1.1.6

In the case of the ten precepts or five precepts, one obtains twelve kinds of precepts. Therefore, the *Abhidharmadhātukāyapāda* and the *Sarvāstivāda-vinaya-vibhāṣā* state that toward all sentient beings and at all times, the precepts are uninterrupted, or there are twenty-one kinds. Thus the sūtra says: "Sentient beings are boundless, and precepts are also boundless." As for those not counted as sentient beings, down to grass, trees, seeds, the great earth, illicit robes and food, and each and every site of offense at the time of originally receiving the precepts...