四分律行事鈔資持記 2.491

2.491

Under the fourth: citing the Samantapāsādikā. Touch covers five classes [of offenses], lacking only pāṭidesanīya. A pārājika: traditionally it is said that sexual intercourse is internal touch, or perhaps a bhikṣuṇī's touch constitutes a heavy [offense]. Saṃghāvaśeṣa, thullaccaya, and duṣkṛta are all seen in the text above. Touching with fingers incurring a pāyattika means tickling another.