I have taught and pointed out the four kinds of mindfulness meditation for giving up and going beyond all these views of the first beginning and the final end. What four? It’s when a mendicant meditates by observing an aspect of the body—keen, aware, and mindful, rid of covetousness and displeasure for the world. They meditate observing an aspect of feelings … mind … principles—keen, aware, and mindful, rid of covetousness and displeasure for the world. These are the four kinds of mindfulness meditation that I have taught for giving up and going beyond all these views of the first beginning and the final end.”

Now at that time Venerable Upavāṇa was standing behind the Buddha fanning him. He said to the Buddha, “It’s incredible, sir, it’s amazing! This exposition of the teaching is impressive, sir, it is very impressive. Sir, what is the name of this exposition of the teaching?” “Well then, Upavāṇa, you may remember this exposition of the teaching as ‘The Impressive Discourse’.” That is what the Buddha said. Satisfied, Venerable Upavāṇa approved what the Buddha said.

Long Discourses 30 The Marks of a Great Man