四分律刪繁補闕行事鈔 1.67

1.67

First is called the teaching of transformation. This applies universally to both monastics and laity. It merely explains cause and effect in general, so that one recognizes and comprehends the false and the right. In classifying one's karmic actions, it is deep, subtle, and difficult to know; in revealing future retributions, it is clear and easy to state.