So he abides contemplating feelings as feelings internally, contemplating feelings as feelings externally, contemplating feelings as feelings both internally and externally.
He abides contemplating arising phenomena in the feelings, He abides contemplating vanishing phenomena in the feelings, He abides contemplating both arising and vanishing phenomena in the feelings.
Or else, mindfulness that "there is a feeling" is present to him just to the extent necessary for the knowledge and awareness. And he abides independent, not clinging to anything in the world. And that, monks, is how a monk abides contemplating feelings as feelings.