四分律刪繁補闕行事鈔 2.358

2.358

持犯方軌篇第十五（以前〈隨相〉，約事乃分，至於統明，未可精識，故甄別之。若取由途，理在前列，恐初學未了也。）

Chapter 15: Norms of Observance and Transgression (Previously, in "Conforming to Specific Marks," distinctions were made only according to practical matters. As for an overarching clarification, it could not yet be thoroughly understood; hence this differentiation is made. If one were to follow the proper course, by principle it should have been set forth at the beginning, but it was feared that beginners would not comprehend it.)