The diversity in kamma should be known. The result of kamma should be known. The cessation of kamma should be known. Thus it has been said. Intention, I tell you, is kamma.
Contact is the cause by which kamma comes into play.
There is kamma to be experienced in hell, kamma to be experienced in the realm of common animals, kamma to be experienced in the realm of the hungry shades, kamma to be experienced in the human world, kamma to be experienced in the world of the devas. This is called the diversity in kamma. This is called the result of kamma. Thus it has been said, and in reference to this was it said. The cause by which stress comes into play should be known.